15731715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 48

約数和(自身を含む): 28293120

約数和(自身を除く): 12561405

約数列:

[1, 3, 5, 15, 17, 19, 51, 57, 85, 95, 191, 255, 285, 289, 323, 573, 867, 955, 969, 1445, 1615, 2865, 3247, 3629, 4335, 4845, 5491, 9741, 10887, 16235, 16473, 18145, 27455, 48705, 54435, 55199, 61693, 82365, 165597, 185079, 275995, 308465, 827985, 925395, 1048781, 3146343, 5243905, 15731715]

約数ペア:

[(1, 15731715), (3, 5243905), (5, 3146343), (15, 1048781), (17, 925395), (19, 827985), (51, 308465), (57, 275995), (85, 185079), (95, 165597), (191, 82365), (255, 61693), (285, 55199), (289, 54435), (323, 48705), (573, 27455), (867, 18145), (955, 16473), (969, 16235), (1445, 10887), (1615, 9741), (2865, 5491), (3247, 4845), (3629, 4335)]