15681722

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 28975104

約数和(自身を除く): 13293382

約数列:

[1, 2, 7, 14, 23, 31, 46, 62, 161, 217, 322, 434, 713, 1426, 1571, 3142, 4991, 9982, 10997, 21994, 36133, 48701, 72266, 97402, 252931, 340907, 505862, 681814, 1120123, 2240246, 7840861, 15681722]

約数ペア:

[(1, 15681722), (2, 7840861), (7, 2240246), (14, 1120123), (23, 681814), (31, 505862), (46, 340907), (62, 252931), (161, 97402), (217, 72266), (322, 48701), (434, 36133), (713, 21994), (1426, 10997), (1571, 9982), (3142, 4991)]