31744209

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 48

約数和(自身を含む): 52859520

約数和(自身を除く): 21115311

約数列:

[1, 3, 7, 21, 23, 41, 49, 69, 123, 147, 161, 229, 287, 483, 687, 861, 943, 1127, 1603, 2009, 2829, 3381, 4809, 5267, 6027, 6601, 9389, 11221, 15801, 19803, 28167, 33663, 36869, 46207, 65723, 110607, 138621, 197169, 215947, 258083, 460061, 647841, 774249, 1380183, 1511629, 4534887, 10581403, 31744209]

約数ペア:

[(1, 31744209), (3, 10581403), (7, 4534887), (21, 1511629), (23, 1380183), (41, 774249), (49, 647841), (69, 460061), (123, 258083), (147, 215947), (161, 197169), (229, 138621), (287, 110607), (483, 65723), (687, 46207), (861, 36869), (943, 33663), (1127, 28167), (1603, 19803), (2009, 15801), (2829, 11221), (3381, 9389), (4809, 6601), (5267, 6027)]