1286528

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{23}}^2$

素因数の和:79

約数の個数: 48

約数和(自身を含む): 2820300

約数和(自身を除く): 1533772

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 64, 76, 92, 128, 152, 184, 304, 368, 437, 529, 608, 736, 874, 1058, 1216, 1472, 1748, 2116, 2432, 2944, 3496, 4232, 6992, 8464, 10051, 13984, 16928, 20102, 27968, 33856, 40204, 55936, 67712, 80408, 160816, 321632, 643264, 1286528]

約数ペア:

[(1, 1286528), (2, 643264), (4, 321632), (8, 160816), (16, 80408), (19, 67712), (23, 55936), (32, 40204), (38, 33856), (46, 27968), (64, 20102), (76, 16928), (92, 13984), (128, 10051), (152, 8464), (184, 6992), (304, 4232), (368, 3496), (437, 2944), (529, 2432), (608, 2116), (736, 1748), (874, 1472), (1058, 1216)]