1405215

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{1487}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 2856960

約数和(自身を除く): 1451745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 1487, 4461, 7435, 10409, 13383, 22305, 31227, 40149, 52045, 66915, 93681, 156135, 200745, 281043, 468405, 1405215]

約数ペア:

[(1, 1405215), (3, 468405), (5, 281043), (7, 200745), (9, 156135), (15, 93681), (21, 66915), (27, 52045), (35, 40149), (45, 31227), (63, 22305), (105, 13383), (135, 10409), (189, 7435), (315, 4461), (945, 1487)]