12907215

素因数分解:

$3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1427}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 23304960

約数和(自身を除く): 10397745

約数列:

[1, 3, 5, 9, 15, 27, 45, 67, 135, 201, 335, 603, 1005, 1427, 1809, 3015, 4281, 7135, 9045, 12843, 21405, 38529, 64215, 95609, 192645, 286827, 478045, 860481, 1434135, 2581443, 4302405, 12907215]

約数ペア:

[(1, 12907215), (3, 4302405), (5, 2581443), (9, 1434135), (15, 860481), (27, 478045), (45, 286827), (67, 192645), (135, 95609), (201, 64215), (335, 38529), (603, 21405), (1005, 12843), (1427, 9045), (1809, 7135), (3015, 4281)]