989242956

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{234863}}^1$

素因数の和:234892

約数の個数: 60

約数和(自身を含む): 2785017312

約数和(自身を除く): 1795774356

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 234863, 469726, 704589, 939452, 1409178, 2113767, 2818356, 3053219, 4227534, 6106438, 6341301, 8455068, 9159657, 12212876, 12682602, 18319314, 19023903, 25365204, 27478971, 36638628, 38047806, 54957942, 76095612, 82436913, 109915884, 164873826, 247310739, 329747652, 494621478, 989242956]

約数ペア:

[(1, 989242956), (2, 494621478), (3, 329747652), (4, 247310739), (6, 164873826), (9, 109915884), (12, 82436913), (13, 76095612), (18, 54957942), (26, 38047806), (27, 36638628), (36, 27478971), (39, 25365204), (52, 19023903), (54, 18319314), (78, 12682602), (81, 12212876), (108, 9159657), (117, 8455068), (156, 6341301), (162, 6106438), (234, 4227534), (324, 3053219), (351, 2818356), (468, 2113767), (702, 1409178), (1053, 939452), (1404, 704589), (2106, 469726), (4212, 234863)]