647402008

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{601}}^1\times {\mathrm{12241}}^1$

素因数の和:12859

約数の個数: 32

約数和(自身を含む): 1326543120

約数和(自身を除く): 679141112

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 601, 1202, 2404, 4808, 6611, 12241, 13222, 24482, 26444, 48964, 52888, 97928, 134651, 269302, 538604, 1077208, 7356841, 14713682, 29427364, 58854728, 80925251, 161850502, 323701004, 647402008]

約数ペア:

[(1, 647402008), (2, 323701004), (4, 161850502), (8, 80925251), (11, 58854728), (22, 29427364), (44, 14713682), (88, 7356841), (601, 1077208), (1202, 538604), (2404, 269302), (4808, 134651), (6611, 97928), (12241, 52888), (13222, 48964), (24482, 26444)]