72388503

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{229}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 119408640

約数和(自身を除く): 47020137

約数列:

[1, 3, 9, 11, 31, 33, 93, 99, 103, 229, 279, 309, 341, 687, 927, 1023, 1133, 2061, 2519, 3069, 3193, 3399, 7099, 7557, 9579, 10197, 21297, 22671, 23587, 28737, 35123, 63891, 70761, 78089, 105369, 212283, 234267, 259457, 316107, 702801, 731197, 778371, 2193591, 2335113, 6580773, 8043167, 24129501, 72388503]

約数ペア:

[(1, 72388503), (3, 24129501), (9, 8043167), (11, 6580773), (31, 2335113), (33, 2193591), (93, 778371), (99, 731197), (103, 702801), (229, 316107), (279, 259457), (309, 234267), (341, 212283), (687, 105369), (927, 78089), (1023, 70761), (1133, 63891), (2061, 35123), (2519, 28737), (3069, 23587), (3193, 22671), (3399, 21297), (7099, 10197), (7557, 9579)]