28897856

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{739}}^1$

素因数の和:811

約数の個数: 56

約数和(自身を含む): 63154560

約数和(自身を除く): 34256704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 47, 52, 64, 94, 104, 188, 208, 376, 416, 611, 739, 752, 832, 1222, 1478, 1504, 2444, 2956, 3008, 4888, 5912, 9607, 9776, 11824, 19214, 19552, 23648, 34733, 38428, 39104, 47296, 69466, 76856, 138932, 153712, 277864, 307424, 451529, 555728, 614848, 903058, 1111456, 1806116, 2222912, 3612232, 7224464, 14448928, 28897856]

約数ペア:

[(1, 28897856), (2, 14448928), (4, 7224464), (8, 3612232), (13, 2222912), (16, 1806116), (26, 1111456), (32, 903058), (47, 614848), (52, 555728), (64, 451529), (94, 307424), (104, 277864), (188, 153712), (208, 138932), (376, 76856), (416, 69466), (611, 47296), (739, 39104), (752, 38428), (832, 34733), (1222, 23648), (1478, 19552), (1504, 19214), (2444, 11824), (2956, 9776), (3008, 9607), (4888, 5912)]