203206311

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 411640320

約数和(自身を除く): 208434009

約数列:

[1, 3, 7, 9, 11, 19, 21, 23, 33, 57, 61, 63, 69, 77, 99, 121, 133, 161, 171, 183, 207, 209, 231, 253, 363, 399, 427, 437, 483, 549, 627, 671, 693, 759, 847, 1089, 1159, 1197, 1281, 1311, 1403, 1449, 1463, 1771, 1881, 2013, 2277, 2299, 2541, 2783, 3059, 3477, 3843, 3933, 4209, 4389, 4697, 4807, 5313, 6039, 6897, 7381, 7623, 8113, 8349, 9177, 9821, 10431, 12627, 12749, 13167, 14091, 14421, 15433, 15939, 16093, 19481, 20691, 22143, 24339, 25047, 26657, 27531, 29463, 33649, 38247, 42273, 43263, 46299, 48279, 51667, 52877, 58443, 66429, 73017, 79971, 88389, 89243, 100947, 108031, 114741, 138897, 140239, 144837, 155001, 158631, 169763, 175329, 186599, 239913, 267729, 293227, 302841, 324093, 370139, 420717, 465003, 475893, 509289, 559797, 803187, 879681, 972279, 981673, 1110417, 1188341, 1262151, 1527867, 1679391, 2052589, 2639043, 2945019, 3225497, 3331251, 3565023, 6157767, 8835057, 9676491, 10695069, 18473301, 22578479, 29029473, 67735437, 203206311]

約数ペア:

[(1, 203206311), (3, 67735437), (7, 29029473), (9, 22578479), (11, 18473301), (19, 10695069), (21, 9676491), (23, 8835057), (33, 6157767), (57, 3565023), (61, 3331251), (63, 3225497), (69, 2945019), (77, 2639043), (99, 2052589), (121, 1679391), (133, 1527867), (161, 1262151), (171, 1188341), (183, 1110417), (207, 981673), (209, 972279), (231, 879681), (253, 803187), (363, 559797), (399, 509289), (427, 475893), (437, 465003), (483, 420717), (549, 370139), (627, 324093), (671, 302841), (693, 293227), (759, 267729), (847, 239913), (1089, 186599), (1159, 175329), (1197, 169763), (1281, 158631), (1311, 155001), (1403, 144837), (1449, 140239), (1463, 138897), (1771, 114741), (1881, 108031), (2013, 100947), (2277, 89243), (2299, 88389), (2541, 79971), (2783, 73017), (3059, 66429), (3477, 58443), (3843, 52877), (3933, 51667), (4209, 48279), (4389, 46299), (4697, 43263), (4807, 42273), (5313, 38247), (6039, 33649), (6897, 29463), (7381, 27531), (7623, 26657), (8113, 25047), (8349, 24339), (9177, 22143), (9821, 20691), (10431, 19481), (12627, 16093), (12749, 15939), (13167, 15433), (14091, 14421)]