12434721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 32

約数和(自身を含む): 19098240

約数和(自身を除く): 6663519

約数列:

[1, 3, 13, 19, 39, 57, 97, 173, 247, 291, 519, 741, 1261, 1843, 2249, 3287, 3783, 5529, 6747, 9861, 16781, 23959, 42731, 50343, 71877, 128193, 218153, 318839, 654459, 956517, 4144907, 12434721]

約数ペア:

[(1, 12434721), (3, 4144907), (13, 956517), (19, 654459), (39, 318839), (57, 218153), (97, 128193), (173, 71877), (247, 50343), (291, 42731), (519, 23959), (741, 16781), (1261, 9861), (1843, 6747), (2249, 5529), (3287, 3783)]