647311264

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{9067}}^1$

素因数の和:9197

約数の個数: 48

約数和(自身を含む): 1343659968

約数和(自身を除く): 696348704

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 92, 97, 184, 194, 368, 388, 736, 776, 1552, 2231, 3104, 4462, 8924, 9067, 17848, 18134, 35696, 36268, 71392, 72536, 145072, 208541, 290144, 417082, 834164, 879499, 1668328, 1758998, 3336656, 3517996, 6673312, 7035992, 14071984, 20228477, 28143968, 40456954, 80913908, 161827816, 323655632, 647311264]

約数ペア:

[(1, 647311264), (2, 323655632), (4, 161827816), (8, 80913908), (16, 40456954), (23, 28143968), (32, 20228477), (46, 14071984), (92, 7035992), (97, 6673312), (184, 3517996), (194, 3336656), (368, 1758998), (388, 1668328), (736, 879499), (776, 834164), (1552, 417082), (2231, 290144), (3104, 208541), (4462, 145072), (8924, 72536), (9067, 71392), (17848, 36268), (18134, 35696)]