31611664

素因数分解:

$2^4\times 7^2\times {\mathrm{61}}^1\times {\mathrm{661}}^1$

素因数の和:744

約数の個数: 60

約数和(自身を含む): 72524748

約数和(自身を除く): 40913084

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 61, 98, 112, 122, 196, 244, 392, 427, 488, 661, 784, 854, 976, 1322, 1708, 2644, 2989, 3416, 4627, 5288, 5978, 6832, 9254, 10576, 11956, 18508, 23912, 32389, 37016, 40321, 47824, 64778, 74032, 80642, 129556, 161284, 259112, 282247, 322568, 518224, 564494, 645136, 1128988, 1975729, 2257976, 3951458, 4515952, 7902916, 15805832, 31611664]

約数ペア:

[(1, 31611664), (2, 15805832), (4, 7902916), (7, 4515952), (8, 3951458), (14, 2257976), (16, 1975729), (28, 1128988), (49, 645136), (56, 564494), (61, 518224), (98, 322568), (112, 282247), (122, 259112), (196, 161284), (244, 129556), (392, 80642), (427, 74032), (488, 64778), (661, 47824), (784, 40321), (854, 37016), (976, 32389), (1322, 23912), (1708, 18508), (2644, 11956), (2989, 10576), (3416, 9254), (4627, 6832), (5288, 5978)]