215501756

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{419}}^1\times {\mathrm{1811}}^1$

素因数の和:2305

約数の個数: 24

約数和(自身を含む): 383564160

約数和(自身を除く): 168062404

約数列:

[1, 2, 4, 71, 142, 284, 419, 838, 1676, 1811, 3622, 7244, 29749, 59498, 118996, 128581, 257162, 514324, 758809, 1517618, 3035236, 53875439, 107750878, 215501756]

約数ペア:

[(1, 215501756), (2, 107750878), (4, 53875439), (71, 3035236), (142, 1517618), (284, 758809), (419, 514324), (838, 257162), (1676, 128581), (1811, 118996), (3622, 59498), (7244, 29749)]