621928

素因数分解:

$2^3\times {\mathrm{17}}^2\times {\mathrm{269}}^1$

素因数の和:309

約数の個数: 24

約数和(自身を含む): 1243350

約数和(自身を除く): 621422

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 269, 289, 538, 578, 1076, 1156, 2152, 2312, 4573, 9146, 18292, 36584, 77741, 155482, 310964, 621928]

約数ペア:

[(1, 621928), (2, 310964), (4, 155482), (8, 77741), (17, 36584), (34, 18292), (68, 9146), (136, 4573), (269, 2312), (289, 2152), (538, 1156), (578, 1076)]