28741674

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:511

約数の個数: 64

約数和(自身を含む): 66495744

約数和(自身を除く): 37754070

約数列:

[1, 2, 3, 6, 13, 23, 26, 37, 39, 46, 69, 74, 78, 111, 138, 222, 299, 433, 481, 598, 851, 866, 897, 962, 1299, 1443, 1702, 1794, 2553, 2598, 2886, 5106, 5629, 9959, 11063, 11258, 16021, 16887, 19918, 22126, 29877, 32042, 33189, 33774, 48063, 59754, 66378, 96126, 129467, 208273, 258934, 368483, 388401, 416546, 624819, 736966, 776802, 1105449, 1249638, 2210898, 4790279, 9580558, 14370837, 28741674]

約数ペア:

[(1, 28741674), (2, 14370837), (3, 9580558), (6, 4790279), (13, 2210898), (23, 1249638), (26, 1105449), (37, 776802), (39, 736966), (46, 624819), (69, 416546), (74, 388401), (78, 368483), (111, 258934), (138, 208273), (222, 129467), (299, 96126), (433, 66378), (481, 59754), (598, 48063), (851, 33774), (866, 33189), (897, 32042), (962, 29877), (1299, 22126), (1443, 19918), (1702, 16887), (1794, 16021), (2553, 11258), (2598, 11063), (2886, 9959), (5106, 5629)]