42390615

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2521}}^1$

素因数の和:2607

約数の個数: 32

約数和(自身を含む): 72633600

約数和(自身を除く): 30242985

約数列:

[1, 3, 5, 15, 19, 57, 59, 95, 177, 285, 295, 885, 1121, 2521, 3363, 5605, 7563, 12605, 16815, 37815, 47899, 143697, 148739, 239495, 446217, 718485, 743695, 2231085, 2826041, 8478123, 14130205, 42390615]

約数ペア:

[(1, 42390615), (3, 14130205), (5, 8478123), (15, 2826041), (19, 2231085), (57, 743695), (59, 718485), (95, 446217), (177, 239495), (285, 148739), (295, 143697), (885, 47899), (1121, 37815), (2521, 16815), (3363, 12605), (5605, 7563)]