1272915

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{449}}^1$

素因数の和:473

約数の個数: 40

約数和(自身を含む): 2613600

約数和(自身を除く): 1340685

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 449, 567, 945, 1347, 2245, 2835, 3143, 4041, 6735, 9429, 12123, 15715, 20205, 28287, 36369, 47145, 60615, 84861, 141435, 181845, 254583, 424305, 1272915]

約数ペア:

[(1, 1272915), (3, 424305), (5, 254583), (7, 181845), (9, 141435), (15, 84861), (21, 60615), (27, 47145), (35, 36369), (45, 28287), (63, 20205), (81, 15715), (105, 12123), (135, 9429), (189, 6735), (315, 4041), (405, 3143), (449, 2835), (567, 2245), (945, 1347)]