2808378

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{397}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 6304320

約数和(自身を除く): 3495942

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 397, 786, 794, 1179, 1191, 2358, 2382, 3537, 3573, 7074, 7146, 10719, 21438, 52007, 104014, 156021, 312042, 468063, 936126, 1404189, 2808378]

約数ペア:

[(1, 2808378), (2, 1404189), (3, 936126), (6, 468063), (9, 312042), (18, 156021), (27, 104014), (54, 52007), (131, 21438), (262, 10719), (393, 7146), (397, 7074), (786, 3573), (794, 3537), (1179, 2382), (1191, 2358)]