31304715

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{233}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 55497312

約数和(自身を除く): 24192597

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 169, 195, 233, 265, 507, 689, 699, 795, 845, 1165, 2067, 2535, 3029, 3445, 3495, 8957, 9087, 10335, 12349, 15145, 26871, 37047, 39377, 44785, 45435, 61745, 118131, 134355, 160537, 185235, 196885, 481611, 590655, 802685, 2086981, 2408055, 6260943, 10434905, 31304715]

約数ペア:

[(1, 31304715), (3, 10434905), (5, 6260943), (13, 2408055), (15, 2086981), (39, 802685), (53, 590655), (65, 481611), (159, 196885), (169, 185235), (195, 160537), (233, 134355), (265, 118131), (507, 61745), (689, 45435), (699, 44785), (795, 39377), (845, 37047), (1165, 26871), (2067, 15145), (2535, 12349), (3029, 10335), (3445, 9087), (3495, 8957)]