28662788

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3209}}^1$

素因数の和:3260

約数の個数: 48

約数和(自身を含む): 64713600

約数和(自身を除く): 36050812

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 2233, 3209, 4466, 6418, 8932, 12836, 22463, 35299, 44926, 70598, 89852, 93061, 141196, 186122, 247093, 372244, 494186, 651427, 988372, 1023671, 1302854, 2047342, 2605708, 4094684, 7165697, 14331394, 28662788]

約数ペア:

[(1, 28662788), (2, 14331394), (4, 7165697), (7, 4094684), (11, 2605708), (14, 2047342), (22, 1302854), (28, 1023671), (29, 988372), (44, 651427), (58, 494186), (77, 372244), (116, 247093), (154, 186122), (203, 141196), (308, 93061), (319, 89852), (406, 70598), (638, 44926), (812, 35299), (1276, 22463), (2233, 12836), (3209, 8932), (4466, 6418)]