209861316

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{271}}^1\times {\mathrm{439}}^1$

素因数の和:734

約数の個数: 108

約数和(自身を含む): 620780160

約数和(自身を除く): 410918844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 271, 294, 439, 441, 542, 588, 813, 878, 882, 1084, 1317, 1626, 1756, 1764, 1897, 2439, 2634, 3073, 3252, 3794, 3951, 4878, 5268, 5691, 6146, 7588, 7902, 9219, 9756, 11382, 12292, 13279, 15804, 17073, 18438, 21511, 22764, 26558, 27657, 34146, 36876, 39837, 43022, 53116, 55314, 64533, 68292, 79674, 86044, 110628, 118969, 119511, 129066, 159348, 193599, 237938, 239022, 258132, 356907, 387198, 475876, 478044, 713814, 774396, 832783, 1070721, 1427628, 1665566, 2141442, 2498349, 3331132, 4282884, 4996698, 5829481, 7495047, 9993396, 11658962, 14990094, 17488443, 23317924, 29980188, 34976886, 52465329, 69953772, 104930658, 209861316]

約数ペア:

[(1, 209861316), (2, 104930658), (3, 69953772), (4, 52465329), (6, 34976886), (7, 29980188), (9, 23317924), (12, 17488443), (14, 14990094), (18, 11658962), (21, 9993396), (28, 7495047), (36, 5829481), (42, 4996698), (49, 4282884), (63, 3331132), (84, 2498349), (98, 2141442), (126, 1665566), (147, 1427628), (196, 1070721), (252, 832783), (271, 774396), (294, 713814), (439, 478044), (441, 475876), (542, 387198), (588, 356907), (813, 258132), (878, 239022), (882, 237938), (1084, 193599), (1317, 159348), (1626, 129066), (1756, 119511), (1764, 118969), (1897, 110628), (2439, 86044), (2634, 79674), (3073, 68292), (3252, 64533), (3794, 55314), (3951, 53116), (4878, 43022), (5268, 39837), (5691, 36876), (6146, 34146), (7588, 27657), (7902, 26558), (9219, 22764), (9756, 21511), (11382, 18438), (12292, 17073), (13279, 15804)]