77812821

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2129}}^1$

素因数の和:2297

約数の個数: 24

約数和(自身を含む): 116962560

約数和(自身を除く): 39149739

約数列:

[1, 3, 9, 31, 93, 131, 279, 393, 1179, 2129, 4061, 6387, 12183, 19161, 36549, 65999, 197997, 278899, 593991, 836697, 2510091, 8645869, 25937607, 77812821]

約数ペア:

[(1, 77812821), (3, 25937607), (9, 8645869), (31, 2510091), (93, 836697), (131, 593991), (279, 278899), (393, 197997), (1179, 65999), (2129, 36549), (4061, 19161), (6387, 12183)]