31814916

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{887}}^1$

素因数の和:969

約数の個数: 72

約数和(自身を含む): 87869376

約数和(自身を除く): 56054460

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 61, 84, 98, 122, 147, 183, 196, 244, 294, 366, 427, 588, 732, 854, 887, 1281, 1708, 1774, 2562, 2661, 2989, 3548, 5124, 5322, 5978, 6209, 8967, 10644, 11956, 12418, 17934, 18627, 24836, 35868, 37254, 43463, 54107, 74508, 86926, 108214, 130389, 162321, 173852, 216428, 260778, 324642, 378749, 521556, 649284, 757498, 1136247, 1514996, 2272494, 2651243, 4544988, 5302486, 7953729, 10604972, 15907458, 31814916]

約数ペア:

[(1, 31814916), (2, 15907458), (3, 10604972), (4, 7953729), (6, 5302486), (7, 4544988), (12, 2651243), (14, 2272494), (21, 1514996), (28, 1136247), (42, 757498), (49, 649284), (61, 521556), (84, 378749), (98, 324642), (122, 260778), (147, 216428), (183, 173852), (196, 162321), (244, 130389), (294, 108214), (366, 86926), (427, 74508), (588, 54107), (732, 43463), (854, 37254), (887, 35868), (1281, 24836), (1708, 18627), (1774, 17934), (2562, 12418), (2661, 11956), (2989, 10644), (3548, 8967), (5124, 6209), (5322, 5978)]