394927484

素因数分解:

$2^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{86531}}^1$

素因数の和:86705

約数の個数: 24

約数和(自身を含む): 794709888

約数和(自身を除く): 399782404

約数列:

[1, 2, 4, 7, 14, 28, 163, 326, 652, 1141, 2282, 4564, 86531, 173062, 346124, 605717, 1211434, 2422868, 14104553, 28209106, 56418212, 98731871, 197463742, 394927484]

約数ペア:

[(1, 394927484), (2, 197463742), (4, 98731871), (7, 56418212), (14, 28209106), (28, 14104553), (163, 2422868), (326, 1211434), (652, 605717), (1141, 346124), (2282, 173062), (4564, 86531)]