72481778

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{89}}^1\times {\mathrm{1409}}^1$

素因数の和:1534

約数の個数: 24

約数和(自身を含む): 116874900

約数和(自身を除く): 44393122

約数列:

[1, 2, 17, 34, 89, 178, 289, 578, 1409, 1513, 2818, 3026, 23953, 25721, 47906, 51442, 125401, 250802, 407201, 814402, 2131817, 4263634, 36240889, 72481778]

約数ペア:

[(1, 72481778), (2, 36240889), (17, 4263634), (34, 2131817), (89, 814402), (178, 407201), (289, 250802), (578, 125401), (1409, 51442), (1513, 47906), (2818, 25721), (3026, 23953)]