31021245

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3767}}^1$

素因数の和:3842

約数の個数: 32

約数和(自身を含む): 56067840

約数和(自身を除く): 25046595

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2745, 3767, 8235, 11301, 18835, 33903, 56505, 101709, 169515, 229787, 508545, 689361, 1148935, 2068083, 3446805, 6204249, 10340415, 31021245]

約数ペア:

[(1, 31021245), (3, 10340415), (5, 6204249), (9, 3446805), (15, 2068083), (27, 1148935), (45, 689361), (61, 508545), (135, 229787), (183, 169515), (305, 101709), (549, 56505), (915, 33903), (1647, 18835), (2745, 11301), (3767, 8235)]