28149416

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{263}}^1\times {\mathrm{787}}^1$

素因数の和:1073

約数の個数: 32

約数和(自身を含む): 56168640

約数和(自身を除く): 28019224

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 263, 526, 787, 1052, 1574, 2104, 3148, 4471, 6296, 8942, 13379, 17884, 26758, 35768, 53516, 107032, 206981, 413962, 827924, 1655848, 3518677, 7037354, 14074708, 28149416]

約数ペア:

[(1, 28149416), (2, 14074708), (4, 7037354), (8, 3518677), (17, 1655848), (34, 827924), (68, 413962), (136, 206981), (263, 107032), (526, 53516), (787, 35768), (1052, 26758), (1574, 17884), (2104, 13379), (3148, 8942), (4471, 6296)]