521417764

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{1871}}^1$

素因数の和:2188

約数の個数: 48

約数和(自身を含む): 1075576320

約数和(自身を除く): 554158556

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 269, 518, 538, 1036, 1076, 1871, 1883, 3742, 3766, 7484, 7532, 9953, 13097, 19906, 26194, 39812, 52388, 69227, 69671, 138454, 139342, 276908, 278684, 484589, 503299, 969178, 1006598, 1938356, 2013196, 3523093, 7046186, 14092372, 18622063, 37244126, 74488252, 130354441, 260708882, 521417764]

約数ペア:

[(1, 521417764), (2, 260708882), (4, 130354441), (7, 74488252), (14, 37244126), (28, 18622063), (37, 14092372), (74, 7046186), (148, 3523093), (259, 2013196), (269, 1938356), (518, 1006598), (538, 969178), (1036, 503299), (1076, 484589), (1871, 278684), (1883, 276908), (3742, 139342), (3766, 138454), (7484, 69671), (7532, 69227), (9953, 52388), (13097, 39812), (19906, 26194)]