217392838

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2843}}^1$

素因数の和:3048

約数の個数: 32

約数和(自身を含む): 374111136

約数和(自身を除く): 156718298

約数列:

[1, 2, 13, 17, 26, 34, 173, 221, 346, 442, 2249, 2843, 2941, 4498, 5686, 5882, 36959, 38233, 48331, 73918, 76466, 96662, 491839, 628303, 983678, 1256606, 6393907, 8361263, 12787814, 16722526, 108696419, 217392838]

約数ペア:

[(1, 217392838), (2, 108696419), (13, 16722526), (17, 12787814), (26, 8361263), (34, 6393907), (173, 1256606), (221, 983678), (346, 628303), (442, 491839), (2249, 96662), (2843, 76466), (2941, 73918), (4498, 48331), (5686, 38233), (5882, 36959)]