217421724

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{44959}}^1$

素因数の和:45010

約数の個数: 48

約数和(自身を含む): 563978240

約数和(自身を除く): 346556516

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 44959, 89918, 134877, 179836, 269754, 539508, 584467, 1168934, 1393729, 1753401, 2337868, 2787458, 3506802, 4181187, 5574916, 7013604, 8362374, 16724748, 18118477, 36236954, 54355431, 72473908, 108710862, 217421724]

約数ペア:

[(1, 217421724), (2, 108710862), (3, 72473908), (4, 54355431), (6, 36236954), (12, 18118477), (13, 16724748), (26, 8362374), (31, 7013604), (39, 5574916), (52, 4181187), (62, 3506802), (78, 2787458), (93, 2337868), (124, 1753401), (156, 1393729), (186, 1168934), (372, 584467), (403, 539508), (806, 269754), (1209, 179836), (1612, 134877), (2418, 89918), (4836, 44959)]