28762916

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2549}}^1$

素因数の和:2604

約数の個数: 48

約数和(自身を含む): 63974400

約数和(自身を除く): 35211484

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2549, 2821, 5098, 5642, 10196, 11284, 17843, 33137, 35686, 66274, 71372, 79019, 132548, 158038, 231959, 316076, 463918, 553133, 927836, 1027247, 1106266, 2054494, 2212532, 4108988, 7190729, 14381458, 28762916]

約数ペア:

[(1, 28762916), (2, 14381458), (4, 7190729), (7, 4108988), (13, 2212532), (14, 2054494), (26, 1106266), (28, 1027247), (31, 927836), (52, 553133), (62, 463918), (91, 316076), (124, 231959), (182, 158038), (217, 132548), (364, 79019), (403, 71372), (434, 66274), (806, 35686), (868, 33137), (1612, 17843), (2549, 11284), (2821, 10196), (5098, 5642)]