31823883

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^2\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 72

約数和(自身を含む): 58999200

約数和(自身を除く): 27175317

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 61, 63, 91, 117, 147, 169, 183, 273, 343, 427, 441, 507, 549, 637, 793, 819, 1029, 1183, 1281, 1521, 1911, 2379, 2989, 3087, 3549, 3843, 4459, 5551, 5733, 7137, 8281, 8967, 10309, 10647, 13377, 16653, 20923, 24843, 26901, 30927, 38857, 40131, 49959, 57967, 62769, 72163, 74529, 92781, 116571, 173901, 188307, 216489, 271999, 349713, 505141, 521703, 649467, 815997, 1515423, 2447991, 3535987, 4546269, 10607961, 31823883]

約数ペア:

[(1, 31823883), (3, 10607961), (7, 4546269), (9, 3535987), (13, 2447991), (21, 1515423), (39, 815997), (49, 649467), (61, 521703), (63, 505141), (91, 349713), (117, 271999), (147, 216489), (169, 188307), (183, 173901), (273, 116571), (343, 92781), (427, 74529), (441, 72163), (507, 62769), (549, 57967), (637, 49959), (793, 40131), (819, 38857), (1029, 30927), (1183, 26901), (1281, 24843), (1521, 20923), (1911, 16653), (2379, 13377), (2989, 10647), (3087, 10309), (3549, 8967), (3843, 8281), (4459, 7137), (5551, 5733)]