31671444

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{883}}^1$

素因数の和:965

約数の個数: 72

約数和(自身を含む): 87473568

約数和(自身を除く): 55802124

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, 883, 1281, 1708, 1766, 2562, 2649, 2989, 3532, 5124, 5298, 5978, 6181, 8967, 10596, 11956, 12362, 17934, 18543, 24724, 35868, 37086, 43267, 53863, 74172, 86534, 107726, 129801, 161589, 173068, 215452, 259602, 323178, 377041, 519204, 646356, 754082, 1131123, 1508164, 2262246, 2639287, 4524492, 5278574, 7917861, 10557148, 15835722, 31671444]

約数ペア:

[(1, 31671444), (2, 15835722), (3, 10557148), (4, 7917861), (6, 5278574), (7, 4524492), (12, 2639287), (14, 2262246), (21, 1508164), (28, 1131123), (42, 754082), (49, 646356), (61, 519204), (84, 377041), (98, 323178), (122, 259602), (147, 215452), (183, 173068), (196, 161589), (244, 129801), (294, 107726), (366, 86534), (427, 74172), (588, 53863), (732, 43267), (854, 37086), (883, 35868), (1281, 24724), (1708, 18543), (1766, 17934), (2562, 12362), (2649, 11956), (2989, 10596), (3532, 8967), (5124, 6181), (5298, 5978)]