1021904

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^3$

素因数の和:72

約数の個数: 40

約数和(自身を含む): 2265480

約数和(自身を除く): 1243576

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 289, 442, 578, 884, 1156, 1768, 2312, 3536, 3757, 4624, 4913, 7514, 9826, 15028, 19652, 30056, 39304, 60112, 63869, 78608, 127738, 255476, 510952, 1021904]

約数ペア:

[(1, 1021904), (2, 510952), (4, 255476), (8, 127738), (13, 78608), (16, 63869), (17, 60112), (26, 39304), (34, 30056), (52, 19652), (68, 15028), (104, 9826), (136, 7514), (208, 4913), (221, 4624), (272, 3757), (289, 3536), (442, 2312), (578, 1768), (884, 1156)]