31523156

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1579}}^1$

素因数の和:1644

約数の個数: 48

約数和(自身を含む): 67952640

約数和(自身を除く): 36429484

約数列:

[1, 2, 4, 7, 14, 23, 28, 31, 46, 62, 92, 124, 161, 217, 322, 434, 644, 713, 868, 1426, 1579, 2852, 3158, 4991, 6316, 9982, 11053, 19964, 22106, 36317, 44212, 48949, 72634, 97898, 145268, 195796, 254219, 342643, 508438, 685286, 1016876, 1125827, 1370572, 2251654, 4503308, 7880789, 15761578, 31523156]

約数ペア:

[(1, 31523156), (2, 15761578), (4, 7880789), (7, 4503308), (14, 2251654), (23, 1370572), (28, 1125827), (31, 1016876), (46, 685286), (62, 508438), (92, 342643), (124, 254219), (161, 195796), (217, 145268), (322, 97898), (434, 72634), (644, 48949), (713, 44212), (868, 36317), (1426, 22106), (1579, 19964), (2852, 11053), (3158, 9982), (4991, 6316)]