1388754872

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{1669}}^1\times {\mathrm{2213}}^1$

素因数の和:3935

約数の個数: 32

約数和(自身を含む): 2662113600

約数和(自身を除く): 1273358728

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 1669, 2213, 3338, 4426, 6676, 8852, 13352, 17704, 78443, 104011, 156886, 208022, 313772, 416044, 627544, 832088, 3693497, 7386994, 14773988, 29547976, 173594359, 347188718, 694377436, 1388754872]

約数ペア:

[(1, 1388754872), (2, 694377436), (4, 347188718), (8, 173594359), (47, 29547976), (94, 14773988), (188, 7386994), (376, 3693497), (1669, 832088), (2213, 627544), (3338, 416044), (4426, 313772), (6676, 208022), (8852, 156886), (13352, 104011), (17704, 78443)]