395955

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{419}}^1$

素因数の和:440

約数の個数: 32

約数和(自身を含む): 806400

約数和(自身を除く): 410445

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 419, 945, 1257, 2095, 2933, 3771, 6285, 8799, 11313, 14665, 18855, 26397, 43995, 56565, 79191, 131985, 395955]

約数ペア:

[(1, 395955), (3, 131985), (5, 79191), (7, 56565), (9, 43995), (15, 26397), (21, 18855), (27, 14665), (35, 11313), (45, 8799), (63, 6285), (105, 3771), (135, 2933), (189, 2095), (315, 1257), (419, 945)]