397966506

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{178781}}^1$

素因数の和:178846

約数の個数: 32

約数和(自身を含む): 926805888

約数和(自身を除く): 528839382

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 178781, 357562, 536343, 1072686, 1251467, 2502934, 3754401, 7508802, 9475393, 18950786, 28426179, 56852358, 66327751, 132655502, 198983253, 397966506]

約数ペア:

[(1, 397966506), (2, 198983253), (3, 132655502), (6, 66327751), (7, 56852358), (14, 28426179), (21, 18950786), (42, 9475393), (53, 7508802), (106, 3754401), (159, 2502934), (318, 1251467), (371, 1072686), (742, 536343), (1113, 357562), (2226, 178781)]