25159953

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4007}}^1$

素因数の和:4053

約数の個数: 32

約数和(自身を含む): 43094016

約数和(自身を除く): 17934063

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 4007, 6279, 12021, 28049, 52091, 84147, 92161, 156273, 276483, 364637, 645127, 1093911, 1198093, 1935381, 3594279, 8386651, 25159953]

約数ペア:

[(1, 25159953), (3, 8386651), (7, 3594279), (13, 1935381), (21, 1198093), (23, 1093911), (39, 645127), (69, 364637), (91, 276483), (161, 156273), (273, 92161), (299, 84147), (483, 52091), (897, 28049), (2093, 12021), (4007, 6279)]