215417516

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{35879}}^1$

素因数の和:35981

約数の個数: 24

約数和(自身を含む): 401856000

約数和(自身を除く): 186438484

約数列:

[1, 2, 4, 19, 38, 76, 79, 158, 316, 1501, 3002, 6004, 35879, 71758, 143516, 681701, 1363402, 2726804, 2834441, 5668882, 11337764, 53854379, 107708758, 215417516]

約数ペア:

[(1, 215417516), (2, 107708758), (4, 53854379), (19, 11337764), (38, 5668882), (76, 2834441), (79, 2726804), (158, 1363402), (316, 681701), (1501, 143516), (3002, 71758), (6004, 35879)]