891135

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:85

約数の個数: 64

約数和(自身を含む): 1935360

約数和(自身を除く): 1044225

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 41, 45, 63, 69, 105, 115, 123, 135, 161, 189, 205, 207, 287, 315, 345, 369, 483, 615, 621, 805, 861, 943, 945, 1035, 1107, 1435, 1449, 1845, 2415, 2583, 2829, 3105, 4305, 4347, 4715, 5535, 6601, 7245, 7749, 8487, 12915, 14145, 19803, 21735, 25461, 33005, 38745, 42435, 59409, 99015, 127305, 178227, 297045, 891135]

約数ペア:

[(1, 891135), (3, 297045), (5, 178227), (7, 127305), (9, 99015), (15, 59409), (21, 42435), (23, 38745), (27, 33005), (35, 25461), (41, 21735), (45, 19803), (63, 14145), (69, 12915), (105, 8487), (115, 7749), (123, 7245), (135, 6601), (161, 5535), (189, 4715), (205, 4347), (207, 4305), (287, 3105), (315, 2829), (345, 2583), (369, 2415), (483, 1845), (615, 1449), (621, 1435), (805, 1107), (861, 1035), (943, 945)]