399012916

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{35999}}^1$

素因数の和:36183

約数の個数: 24

約数和(自身を含む): 743904000

約数和(自身を除く): 344891084

約数列:

[1, 2, 4, 17, 34, 68, 163, 326, 652, 2771, 5542, 11084, 35999, 71998, 143996, 611983, 1223966, 2447932, 5867837, 11735674, 23471348, 99753229, 199506458, 399012916]

約数ペア:

[(1, 399012916), (2, 199506458), (4, 99753229), (17, 23471348), (34, 11735674), (68, 5867837), (163, 2447932), (326, 1223966), (652, 611983), (2771, 143996), (5542, 71998), (11084, 35999)]