42705904

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{157007}}^1$

素因数の和:157032

約数の個数: 20

約数和(自身を含む): 87610464

約数和(自身を除く): 44904560

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 157007, 314014, 628028, 1256056, 2512112, 2669119, 5338238, 10676476, 21352952, 42705904]

約数ペア:

[(1, 42705904), (2, 21352952), (4, 10676476), (8, 5338238), (16, 2669119), (17, 2512112), (34, 1256056), (68, 628028), (136, 314014), (272, 157007)]