13157529

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 22763520

約数和(自身を除く): 9605991

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 79, 103, 147, 231, 237, 309, 539, 553, 721, 869, 1133, 1617, 1659, 2163, 2607, 3399, 3871, 5047, 6083, 7931, 8137, 11613, 15141, 18249, 23793, 24411, 42581, 55517, 56959, 89507, 127743, 166551, 170877, 268521, 398713, 626549, 1196139, 1879647, 4385843, 13157529]

約数ペア:

[(1, 13157529), (3, 4385843), (7, 1879647), (11, 1196139), (21, 626549), (33, 398713), (49, 268521), (77, 170877), (79, 166551), (103, 127743), (147, 89507), (231, 56959), (237, 55517), (309, 42581), (539, 24411), (553, 23793), (721, 18249), (869, 15141), (1133, 11613), (1617, 8137), (1659, 7931), (2163, 6083), (2607, 5047), (3399, 3871)]