31131352

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{617}}^1$

素因数の和:700

約数の個数: 64

約数和(自身を含む): 72083520

約数和(自身を除く): 40952168

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 53, 56, 68, 106, 119, 136, 212, 238, 371, 424, 476, 617, 742, 901, 952, 1234, 1484, 1802, 2468, 2968, 3604, 4319, 4936, 6307, 7208, 8638, 10489, 12614, 17276, 20978, 25228, 32701, 34552, 41956, 50456, 65402, 73423, 83912, 130804, 146846, 228907, 261608, 293692, 457814, 555917, 587384, 915628, 1111834, 1831256, 2223668, 3891419, 4447336, 7782838, 15565676, 31131352]

約数ペア:

[(1, 31131352), (2, 15565676), (4, 7782838), (7, 4447336), (8, 3891419), (14, 2223668), (17, 1831256), (28, 1111834), (34, 915628), (53, 587384), (56, 555917), (68, 457814), (106, 293692), (119, 261608), (136, 228907), (212, 146846), (238, 130804), (371, 83912), (424, 73423), (476, 65402), (617, 50456), (742, 41956), (901, 34552), (952, 32701), (1234, 25228), (1484, 20978), (1802, 17276), (2468, 12614), (2968, 10489), (3604, 8638), (4319, 7208), (4936, 6307)]