28095228

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{5309}}^1$

素因数の和:5336

約数の個数: 72

約数和(自身を含む): 84747600

約数和(自身を除く): 56652372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 5309, 10618, 15927, 21236, 31854, 37163, 47781, 63708, 74326, 95562, 111489, 143343, 148652, 191124, 222978, 260141, 286686, 334467, 445956, 520282, 573372, 668934, 780423, 1003401, 1040564, 1337868, 1560846, 2006802, 2341269, 3121692, 4013604, 4682538, 7023807, 9365076, 14047614, 28095228]

約数ペア:

[(1, 28095228), (2, 14047614), (3, 9365076), (4, 7023807), (6, 4682538), (7, 4013604), (9, 3121692), (12, 2341269), (14, 2006802), (18, 1560846), (21, 1337868), (27, 1040564), (28, 1003401), (36, 780423), (42, 668934), (49, 573372), (54, 520282), (63, 445956), (84, 334467), (98, 286686), (108, 260141), (126, 222978), (147, 191124), (189, 148652), (196, 143343), (252, 111489), (294, 95562), (378, 74326), (441, 63708), (588, 47781), (756, 37163), (882, 31854), (1323, 21236), (1764, 15927), (2646, 10618), (5292, 5309)]