13154589

素因数分解:

$3^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 23183040

約数和(自身を除く): 10028451

約数列:

[1, 3, 7, 9, 21, 27, 49, 61, 63, 147, 163, 183, 189, 427, 441, 489, 549, 1141, 1281, 1323, 1467, 1647, 2989, 3423, 3843, 4401, 7987, 8967, 9943, 10269, 11529, 23961, 26901, 29829, 30807, 69601, 71883, 80703, 89487, 208803, 215649, 268461, 487207, 626409, 1461621, 1879227, 4384863, 13154589]

約数ペア:

[(1, 13154589), (3, 4384863), (7, 1879227), (9, 1461621), (21, 626409), (27, 487207), (49, 268461), (61, 215649), (63, 208803), (147, 89487), (163, 80703), (183, 71883), (189, 69601), (427, 30807), (441, 29829), (489, 26901), (549, 23961), (1141, 11529), (1281, 10269), (1323, 9943), (1467, 8967), (1647, 7987), (2989, 4401), (3423, 3843)]