15193521

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4231}}^1$

素因数の和:4266

約数の個数: 32

約数和(自身を含む): 27084800

約数和(自身を除く): 11891279

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 4231, 12693, 29617, 38079, 80389, 88851, 114237, 241167, 266553, 562723, 723501, 799659, 1688169, 2170503, 5064507, 15193521]

約数ペア:

[(1, 15193521), (3, 5064507), (7, 2170503), (9, 1688169), (19, 799659), (21, 723501), (27, 562723), (57, 266553), (63, 241167), (133, 114237), (171, 88851), (189, 80389), (399, 38079), (513, 29617), (1197, 12693), (3591, 4231)]