31409945

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{317}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 45792000

約数和(自身を除く): 14382055

約数列:

[1, 5, 7, 19, 35, 95, 133, 149, 317, 665, 745, 1043, 1585, 2219, 2831, 5215, 6023, 11095, 14155, 19817, 30115, 42161, 47233, 99085, 210805, 236165, 330631, 897427, 1653155, 4487135, 6281989, 31409945]

約数ペア:

[(1, 31409945), (5, 6281989), (7, 4487135), (19, 1653155), (35, 897427), (95, 330631), (133, 236165), (149, 210805), (317, 99085), (665, 47233), (745, 42161), (1043, 30115), (1585, 19817), (2219, 14155), (2831, 11095), (5215, 6023)]