40613209

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{619}}^1$

素因数の和:749

約数の個数: 24

約数和(自身を含む): 51455040

約数和(自身を除く): 10841831

約数列:

[1, 7, 13, 49, 91, 103, 619, 637, 721, 1339, 4333, 5047, 8047, 9373, 30331, 56329, 63757, 65611, 394303, 446299, 828841, 3124093, 5801887, 40613209]

約数ペア:

[(1, 40613209), (7, 5801887), (13, 3124093), (49, 828841), (91, 446299), (103, 394303), (619, 65611), (637, 63757), (721, 56329), (1339, 30331), (4333, 9373), (5047, 8047)]