217688456

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{163}}^1\times {\mathrm{1201}}^1$

素因数の和:1509

約数の個数: 32

約数和(自身を含む): 413968800

約数和(自身を除く): 196280344

約数列:

[1, 2, 4, 8, 139, 163, 278, 326, 556, 652, 1112, 1201, 1304, 2402, 4804, 9608, 22657, 45314, 90628, 166939, 181256, 195763, 333878, 391526, 667756, 783052, 1335512, 1566104, 27211057, 54422114, 108844228, 217688456]

約数ペア:

[(1, 217688456), (2, 108844228), (4, 54422114), (8, 27211057), (139, 1566104), (163, 1335512), (278, 783052), (326, 667756), (556, 391526), (652, 333878), (1112, 195763), (1201, 181256), (1304, 166939), (2402, 90628), (4804, 45314), (9608, 22657)]