31809404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 63715680

約数和(自身を除く): 31906276

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 97, 116, 194, 257, 319, 388, 514, 638, 1028, 1067, 1276, 2134, 2813, 2827, 4268, 5626, 5654, 7453, 11252, 11308, 14906, 24929, 29812, 30943, 49858, 61886, 81983, 99716, 123772, 163966, 274219, 327932, 548438, 722941, 1096876, 1445882, 2891764, 7952351, 15904702, 31809404]

約数ペア:

[(1, 31809404), (2, 15904702), (4, 7952351), (11, 2891764), (22, 1445882), (29, 1096876), (44, 722941), (58, 548438), (97, 327932), (116, 274219), (194, 163966), (257, 123772), (319, 99716), (388, 81983), (514, 61886), (638, 49858), (1028, 30943), (1067, 29812), (1276, 24929), (2134, 14906), (2813, 11308), (2827, 11252), (4268, 7453), (5626, 5654)]