159671421

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 309370880

約数和(自身を除く): 149699459

約数列:

[1, 3, 7, 9, 13, 19, 21, 31, 39, 57, 63, 91, 93, 117, 133, 171, 217, 247, 273, 279, 331, 399, 403, 589, 651, 741, 819, 993, 1197, 1209, 1729, 1767, 1953, 2223, 2317, 2821, 2979, 3627, 4123, 4303, 5187, 5301, 6289, 6951, 7657, 8463, 10261, 12369, 12909, 15561, 18867, 20853, 22971, 25389, 30121, 30783, 37107, 38727, 44023, 53599, 56601, 68913, 71827, 81757, 90363, 92349, 132069, 133393, 160797, 194959, 215481, 245271, 271089, 396207, 400179, 482391, 572299, 584877, 646443, 735813, 933751, 1200537, 1364713, 1716897, 1754631, 2534467, 2801253, 4094139, 5150691, 7603401, 8403759, 12282417, 17741269, 22810203, 53223807, 159671421]

約数ペア:

[(1, 159671421), (3, 53223807), (7, 22810203), (9, 17741269), (13, 12282417), (19, 8403759), (21, 7603401), (31, 5150691), (39, 4094139), (57, 2801253), (63, 2534467), (91, 1754631), (93, 1716897), (117, 1364713), (133, 1200537), (171, 933751), (217, 735813), (247, 646443), (273, 584877), (279, 572299), (331, 482391), (399, 400179), (403, 396207), (589, 271089), (651, 245271), (741, 215481), (819, 194959), (993, 160797), (1197, 133393), (1209, 132069), (1729, 92349), (1767, 90363), (1953, 81757), (2223, 71827), (2317, 68913), (2821, 56601), (2979, 53599), (3627, 44023), (4123, 38727), (4303, 37107), (5187, 30783), (5301, 30121), (6289, 25389), (6951, 22971), (7657, 20853), (8463, 18867), (10261, 15561), (12369, 12909)]