12178845

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{41}}^2$

素因数の和:123

約数の個数: 72

約数和(自身を含む): 25803648

約数和(自身を除く): 13624803

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 35, 41, 45, 63, 69, 105, 115, 123, 161, 205, 207, 287, 315, 345, 369, 483, 615, 805, 861, 943, 1035, 1435, 1449, 1681, 1845, 2415, 2583, 2829, 4305, 4715, 5043, 6601, 7245, 8405, 8487, 11767, 12915, 14145, 15129, 19803, 25215, 33005, 35301, 38663, 42435, 58835, 59409, 75645, 99015, 105903, 115989, 176505, 193315, 270641, 297045, 347967, 529515, 579945, 811923, 1353205, 1739835, 2435769, 4059615, 12178845]

約数ペア:

[(1, 12178845), (3, 4059615), (5, 2435769), (7, 1739835), (9, 1353205), (15, 811923), (21, 579945), (23, 529515), (35, 347967), (41, 297045), (45, 270641), (63, 193315), (69, 176505), (105, 115989), (115, 105903), (123, 99015), (161, 75645), (205, 59409), (207, 58835), (287, 42435), (315, 38663), (345, 35301), (369, 33005), (483, 25215), (615, 19803), (805, 15129), (861, 14145), (943, 12915), (1035, 11767), (1435, 8487), (1449, 8405), (1681, 7245), (1845, 6601), (2415, 5043), (2583, 4715), (2829, 4305)]