815017281

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{167}}^1\times {\mathrm{433}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 1253503104

約数和(自身を除く): 438485823

約数列:

[1, 3, 13, 17, 39, 51, 167, 221, 289, 433, 501, 663, 867, 1299, 2171, 2839, 3757, 5629, 6513, 7361, 8517, 11271, 16887, 22083, 36907, 48263, 72311, 95693, 110721, 125137, 144789, 216933, 287079, 375411, 627419, 940043, 1229287, 1626781, 1882257, 2820129, 3687861, 4880343, 15980731, 20897879, 47942193, 62693637, 271672427, 815017281]

約数ペア:

[(1, 815017281), (3, 271672427), (13, 62693637), (17, 47942193), (39, 20897879), (51, 15980731), (167, 4880343), (221, 3687861), (289, 2820129), (433, 1882257), (501, 1626781), (663, 1229287), (867, 940043), (1299, 627419), (2171, 375411), (2839, 287079), (3757, 216933), (5629, 144789), (6513, 125137), (7361, 110721), (8517, 95693), (11271, 72311), (16887, 48263), (22083, 36907)]