28453784

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{397}}^1$

素因数の和:468

約数の個数: 48

約数和(自身を含む): 58649280

約数和(自身を除く): 30195496

約数列:

[1, 2, 4, 8, 17, 31, 34, 62, 68, 124, 136, 248, 289, 397, 527, 578, 794, 1054, 1156, 1588, 2108, 2312, 3176, 4216, 6749, 8959, 12307, 13498, 17918, 24614, 26996, 35836, 49228, 53992, 71672, 98456, 114733, 209219, 229466, 418438, 458932, 836876, 917864, 1673752, 3556723, 7113446, 14226892, 28453784]

約数ペア:

[(1, 28453784), (2, 14226892), (4, 7113446), (8, 3556723), (17, 1673752), (31, 917864), (34, 836876), (62, 458932), (68, 418438), (124, 229466), (136, 209219), (248, 114733), (289, 98456), (397, 71672), (527, 53992), (578, 49228), (794, 35836), (1054, 26996), (1156, 24614), (1588, 17918), (2108, 13498), (2312, 12307), (3176, 8959), (4216, 6749)]