261520220508

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{599}}^1\times {\mathrm{1914889}}^1$

素因数の和:1915514

約数の個数: 48

約数和(自身を含む): 643403040000

約数和(自身を除く): 381882819492

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 599, 1198, 1797, 2396, 3594, 7188, 11381, 22762, 34143, 45524, 68286, 136572, 1914889, 3829778, 5744667, 7659556, 11489334, 22978668, 36382891, 72765782, 109148673, 145531564, 218297346, 436594692, 1147018511, 2294037022, 3441055533, 4588074044, 6882111066, 13764222132, 21793351709, 43586703418, 65380055127, 87173406836, 130760110254, 261520220508]

約数ペア:

[(1, 261520220508), (2, 130760110254), (3, 87173406836), (4, 65380055127), (6, 43586703418), (12, 21793351709), (19, 13764222132), (38, 6882111066), (57, 4588074044), (76, 3441055533), (114, 2294037022), (228, 1147018511), (599, 436594692), (1198, 218297346), (1797, 145531564), (2396, 109148673), (3594, 72765782), (7188, 36382891), (11381, 22978668), (22762, 11489334), (34143, 7659556), (45524, 5744667), (68286, 3829778), (136572, 1914889)]