637836615

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{2719}}^1$

素因数の和:3144

約数の個数: 48

約数和(自身を含む): 1194036480

約数和(自身を除く): 556199865

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 401, 585, 1203, 2005, 2719, 3609, 5213, 6015, 8157, 13595, 15639, 18045, 24471, 26065, 35347, 40785, 46917, 78195, 106041, 122355, 176735, 234585, 318123, 530205, 1090319, 1590615, 3270957, 5451595, 9812871, 14174147, 16354785, 42522441, 49064355, 70870735, 127567323, 212612205, 637836615]

約数ペア:

[(1, 637836615), (3, 212612205), (5, 127567323), (9, 70870735), (13, 49064355), (15, 42522441), (39, 16354785), (45, 14174147), (65, 9812871), (117, 5451595), (195, 3270957), (401, 1590615), (585, 1090319), (1203, 530205), (2005, 318123), (2719, 234585), (3609, 176735), (5213, 122355), (6015, 106041), (8157, 78195), (13595, 46917), (15639, 40785), (18045, 35347), (24471, 26065)]