1881285

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:98

約数の個数: 64

約数和(自身を含む): 3870720

約数和(自身を除く): 1989435

約数列:

[1, 3, 5, 7, 15, 19, 21, 23, 35, 41, 57, 69, 95, 105, 115, 123, 133, 161, 205, 285, 287, 345, 399, 437, 483, 615, 665, 779, 805, 861, 943, 1311, 1435, 1995, 2185, 2337, 2415, 2829, 3059, 3895, 4305, 4715, 5453, 6555, 6601, 9177, 11685, 14145, 15295, 16359, 17917, 19803, 27265, 33005, 45885, 53751, 81795, 89585, 99015, 125419, 268755, 376257, 627095, 1881285]

約数ペア:

[(1, 1881285), (3, 627095), (5, 376257), (7, 268755), (15, 125419), (19, 99015), (21, 89585), (23, 81795), (35, 53751), (41, 45885), (57, 33005), (69, 27265), (95, 19803), (105, 17917), (115, 16359), (123, 15295), (133, 14145), (161, 11685), (205, 9177), (285, 6601), (287, 6555), (345, 5453), (399, 4715), (437, 4305), (483, 3895), (615, 3059), (665, 2829), (779, 2415), (805, 2337), (861, 2185), (943, 1995), (1311, 1435)]