12540465

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{971}}^1$

素因数の和:1030

約数の個数: 48

約数和(自身を含む): 25474176

約数和(自身を除く): 12933711

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 41, 45, 63, 105, 123, 205, 287, 315, 369, 615, 861, 971, 1435, 1845, 2583, 2913, 4305, 4855, 6797, 8739, 12915, 14565, 20391, 33985, 39811, 43695, 61173, 101955, 119433, 199055, 278677, 305865, 358299, 597165, 836031, 1393385, 1791495, 2508093, 4180155, 12540465]

約数ペア:

[(1, 12540465), (3, 4180155), (5, 2508093), (7, 1791495), (9, 1393385), (15, 836031), (21, 597165), (35, 358299), (41, 305865), (45, 278677), (63, 199055), (105, 119433), (123, 101955), (205, 61173), (287, 43695), (315, 39811), (369, 33985), (615, 20391), (861, 14565), (971, 12915), (1435, 8739), (1845, 6797), (2583, 4855), (2913, 4305)]