991567356

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{23629}}^1$

素因数の和:23918

約数の個数: 48

約数和(自身を含む): 2500999200

約数和(自身を除く): 1509431844

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 269, 538, 807, 1076, 1614, 3228, 3497, 6994, 10491, 13988, 20982, 23629, 41964, 47258, 70887, 94516, 141774, 283548, 307177, 614354, 921531, 1228708, 1843062, 3686124, 6356201, 12712402, 19068603, 25424804, 38137206, 76274412, 82630613, 165261226, 247891839, 330522452, 495783678, 991567356]

約数ペア:

[(1, 991567356), (2, 495783678), (3, 330522452), (4, 247891839), (6, 165261226), (12, 82630613), (13, 76274412), (26, 38137206), (39, 25424804), (52, 19068603), (78, 12712402), (156, 6356201), (269, 3686124), (538, 1843062), (807, 1228708), (1076, 921531), (1614, 614354), (3228, 307177), (3497, 283548), (6994, 141774), (10491, 94516), (13988, 70887), (20982, 47258), (23629, 41964)]