2639754

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 6388200

約数和(自身を除く): 3748446

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 29, 39, 58, 78, 87, 117, 174, 234, 261, 377, 389, 522, 754, 778, 1131, 1167, 2262, 2334, 3393, 3501, 5057, 6786, 7002, 10114, 11281, 15171, 22562, 30342, 33843, 45513, 67686, 91026, 101529, 146653, 203058, 293306, 439959, 879918, 1319877, 2639754]

約数ペア:

[(1, 2639754), (2, 1319877), (3, 879918), (6, 439959), (9, 293306), (13, 203058), (18, 146653), (26, 101529), (29, 91026), (39, 67686), (58, 45513), (78, 33843), (87, 30342), (117, 22562), (174, 15171), (234, 11281), (261, 10114), (377, 7002), (389, 6786), (522, 5057), (754, 3501), (778, 3393), (1131, 2334), (1167, 2262)]