1271725

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 36

約数和(自身を含む): 1996896

約数和(自身を除く): 725171

約数列:

[1, 5, 7, 13, 25, 35, 43, 65, 91, 169, 175, 215, 301, 325, 455, 559, 845, 1075, 1183, 1505, 2275, 2795, 3913, 4225, 5915, 7267, 7525, 13975, 19565, 29575, 36335, 50869, 97825, 181675, 254345, 1271725]

約数ペア:

[(1, 1271725), (5, 254345), (7, 181675), (13, 97825), (25, 50869), (35, 36335), (43, 29575), (65, 19565), (91, 13975), (169, 7525), (175, 7267), (215, 5915), (301, 4225), (325, 3913), (455, 2795), (559, 2275), (845, 1505), (1075, 1183)]