138937736

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{20849}}^1$

素因数の和:20886

約数の個数: 48

約数和(自身を含む): 320881500

約数和(自身を除く): 181943764

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 3332, 6664, 20849, 41698, 83396, 145943, 166792, 291886, 354433, 583772, 708866, 1021601, 1167544, 1417732, 2043202, 2481031, 2835464, 4086404, 4962062, 8172808, 9924124, 17367217, 19848248, 34734434, 69468868, 138937736]

約数ペア:

[(1, 138937736), (2, 69468868), (4, 34734434), (7, 19848248), (8, 17367217), (14, 9924124), (17, 8172808), (28, 4962062), (34, 4086404), (49, 2835464), (56, 2481031), (68, 2043202), (98, 1417732), (119, 1167544), (136, 1021601), (196, 708866), (238, 583772), (392, 354433), (476, 291886), (833, 166792), (952, 145943), (1666, 83396), (3332, 41698), (6664, 20849)]