3991396

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{743}}^1$

素因数の和:843

約数の個数: 24

約数和(自身を含む): 7499520

約数和(自身を除く): 3508124

約数列:

[1, 2, 4, 17, 34, 68, 79, 158, 316, 743, 1343, 1486, 2686, 2972, 5372, 12631, 25262, 50524, 58697, 117394, 234788, 997849, 1995698, 3991396]

約数ペア:

[(1, 3991396), (2, 1995698), (4, 997849), (17, 234788), (34, 117394), (68, 58697), (79, 50524), (158, 25262), (316, 12631), (743, 5372), (1343, 2972), (1486, 2686)]