1285448983

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:572

約数の個数: 48

約数和(自身を含む): 1668081600

約数和(自身を除く): 382632617

約数列:

[1, 7, 13, 29, 89, 91, 169, 203, 377, 421, 623, 1157, 1183, 2581, 2639, 2947, 4901, 5473, 8099, 12209, 15041, 18067, 33553, 34307, 37469, 38311, 71149, 85463, 105287, 158717, 234871, 262283, 436189, 487097, 498043, 1086601, 1111019, 2063321, 3053323, 3409679, 6332261, 7606207, 14125813, 14443247, 44325827, 98880691, 183635569, 1285448983]

約数ペア:

[(1, 1285448983), (7, 183635569), (13, 98880691), (29, 44325827), (89, 14443247), (91, 14125813), (169, 7606207), (203, 6332261), (377, 3409679), (421, 3053323), (623, 2063321), (1157, 1111019), (1183, 1086601), (2581, 498043), (2639, 487097), (2947, 436189), (4901, 262283), (5473, 234871), (8099, 158717), (12209, 105287), (15041, 85463), (18067, 71149), (33553, 38311), (34307, 37469)]