28607572

素因数分解:

$2^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{719}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 31872428

約数列:

[1, 2, 4, 7, 14, 28, 29, 49, 58, 98, 116, 196, 203, 343, 406, 686, 719, 812, 1372, 1421, 1438, 2842, 2876, 5033, 5684, 9947, 10066, 19894, 20132, 20851, 35231, 39788, 41702, 70462, 83404, 140924, 145957, 246617, 291914, 493234, 583828, 986468, 1021699, 2043398, 4086796, 7151893, 14303786, 28607572]

約数ペア:

[(1, 28607572), (2, 14303786), (4, 7151893), (7, 4086796), (14, 2043398), (28, 1021699), (29, 986468), (49, 583828), (58, 493234), (98, 291914), (116, 246617), (196, 145957), (203, 140924), (343, 83404), (406, 70462), (686, 41702), (719, 39788), (812, 35231), (1372, 20851), (1421, 20132), (1438, 19894), (2842, 10066), (2876, 9947), (5033, 5684)]