31855292307

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{397}}^1\times {\mathrm{823}}^1$

素因数の和:1409

約数の個数: 64

約数和(自身を含む): 49743759360

約数和(自身を除く): 17888467053

約数列:

[1, 3, 9, 23, 27, 69, 157, 207, 397, 471, 621, 823, 1191, 1413, 2469, 3573, 3611, 4239, 7407, 9131, 10719, 10833, 18929, 22221, 27393, 32499, 56787, 62329, 82179, 97497, 129211, 170361, 186987, 246537, 326731, 387633, 511083, 560961, 980193, 1162899, 1433567, 1682883, 2940579, 2971853, 3488697, 4300701, 7514813, 8821737, 8915559, 12902103, 22544439, 26746677, 38706309, 51296767, 67633317, 80240031, 153890301, 202899951, 461670903, 1179825641, 1385012709, 3539476923, 10618430769, 31855292307]

約数ペア:

[(1, 31855292307), (3, 10618430769), (9, 3539476923), (23, 1385012709), (27, 1179825641), (69, 461670903), (157, 202899951), (207, 153890301), (397, 80240031), (471, 67633317), (621, 51296767), (823, 38706309), (1191, 26746677), (1413, 22544439), (2469, 12902103), (3573, 8915559), (3611, 8821737), (4239, 7514813), (7407, 4300701), (9131, 3488697), (10719, 2971853), (10833, 2940579), (18929, 1682883), (22221, 1433567), (27393, 1162899), (32499, 980193), (56787, 560961), (62329, 511083), (82179, 387633), (97497, 326731), (129211, 246537), (170361, 186987)]