42428475

素因数分解:

$3^3\times 5^2\times {\mathrm{239}}^1\times {\mathrm{263}}^1$

素因数の和:521

約数の個数: 48

約数和(自身を含む): 78566400

約数和(自身を除く): 36137925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 239, 263, 675, 717, 789, 1195, 1315, 2151, 2367, 3585, 3945, 5975, 6453, 6575, 7101, 10755, 11835, 17925, 19725, 32265, 35505, 53775, 59175, 62857, 161325, 177525, 188571, 314285, 565713, 942855, 1571425, 1697139, 2828565, 4714275, 8485695, 14142825, 42428475]

約数ペア:

[(1, 42428475), (3, 14142825), (5, 8485695), (9, 4714275), (15, 2828565), (25, 1697139), (27, 1571425), (45, 942855), (75, 565713), (135, 314285), (225, 188571), (239, 177525), (263, 161325), (675, 62857), (717, 59175), (789, 53775), (1195, 35505), (1315, 32265), (2151, 19725), (2367, 17925), (3585, 11835), (3945, 10755), (5975, 7101), (6453, 6575)]