30661071

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:439

約数の個数: 32

約数和(自身を含む): 48384000

約数和(自身を除く): 17722929

約数列:

[1, 3, 7, 21, 41, 123, 149, 239, 287, 447, 717, 861, 1043, 1673, 3129, 5019, 6109, 9799, 18327, 29397, 35611, 42763, 68593, 106833, 128289, 205779, 249277, 747831, 1460051, 4380153, 10220357, 30661071]

約数ペア:

[(1, 30661071), (3, 10220357), (7, 4380153), (21, 1460051), (41, 747831), (123, 249277), (149, 205779), (239, 128289), (287, 106833), (447, 68593), (717, 42763), (861, 35611), (1043, 29397), (1673, 18327), (3129, 9799), (5019, 6109)]