31456936

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{191}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 72161280

約数和(自身を除く): 40704344

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 173, 191, 238, 346, 382, 476, 692, 764, 952, 1211, 1337, 1384, 1528, 2422, 2674, 2941, 3247, 4844, 5348, 5882, 6494, 9688, 10696, 11764, 12988, 20587, 22729, 23528, 25976, 33043, 41174, 45458, 66086, 82348, 90916, 132172, 164696, 181832, 231301, 264344, 462602, 561731, 925204, 1123462, 1850408, 2246924, 3932117, 4493848, 7864234, 15728468, 31456936]

約数ペア:

[(1, 31456936), (2, 15728468), (4, 7864234), (7, 4493848), (8, 3932117), (14, 2246924), (17, 1850408), (28, 1123462), (34, 925204), (56, 561731), (68, 462602), (119, 264344), (136, 231301), (173, 181832), (191, 164696), (238, 132172), (346, 90916), (382, 82348), (476, 66086), (692, 45458), (764, 41174), (952, 33043), (1211, 25976), (1337, 23528), (1384, 22729), (1528, 20587), (2422, 12988), (2674, 11764), (2941, 10696), (3247, 9688), (4844, 6494), (5348, 5882)]