820565505

素因数分解:

$3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{196073}}^1$

素因数の和:196118

約数の個数: 32

約数和(自身を含む): 1505848320

約数和(自身を除く): 685282815

約数列:

[1, 3, 5, 9, 15, 27, 31, 45, 93, 135, 155, 279, 465, 837, 1395, 4185, 196073, 588219, 980365, 1764657, 2941095, 5293971, 6078263, 8823285, 18234789, 26469855, 30391315, 54704367, 91173945, 164113101, 273521835, 820565505]

約数ペア:

[(1, 820565505), (3, 273521835), (5, 164113101), (9, 91173945), (15, 54704367), (27, 30391315), (31, 26469855), (45, 18234789), (93, 8823285), (135, 6078263), (155, 5293971), (279, 2941095), (465, 1764657), (837, 980365), (1395, 588219), (4185, 196073)]