85969989

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 147498624

約数和(自身を除く): 61528635

約数列:

[1, 3, 7, 9, 21, 41, 63, 83, 123, 249, 287, 369, 401, 581, 747, 861, 1203, 1743, 2583, 2807, 3403, 3609, 5229, 8421, 10209, 16441, 23821, 25263, 30627, 33283, 49323, 71463, 99849, 115087, 147969, 214389, 232981, 299547, 345261, 698943, 1035783, 1364603, 2096829, 4093809, 9552221, 12281427, 28656663, 85969989]

約数ペア:

[(1, 85969989), (3, 28656663), (7, 12281427), (9, 9552221), (21, 4093809), (41, 2096829), (63, 1364603), (83, 1035783), (123, 698943), (249, 345261), (287, 299547), (369, 232981), (401, 214389), (581, 147969), (747, 115087), (861, 99849), (1203, 71463), (1743, 49323), (2583, 33283), (2807, 30627), (3403, 25263), (3609, 23821), (5229, 16441), (8421, 10209)]