31017777

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{431}}^1$

素因数の和:613

約数の個数: 32

約数和(自身を含む): 49766400

約数和(自身を除く): 18748623

約数列:

[1, 3, 7, 21, 23, 69, 149, 161, 431, 447, 483, 1043, 1293, 3017, 3129, 3427, 9051, 9913, 10281, 23989, 29739, 64219, 69391, 71967, 192657, 208173, 449533, 1348599, 1477037, 4431111, 10339259, 31017777]

約数ペア:

[(1, 31017777), (3, 10339259), (7, 4431111), (21, 1477037), (23, 1348599), (69, 449533), (149, 208173), (161, 192657), (431, 71967), (447, 69391), (483, 64219), (1043, 29739), (1293, 23989), (3017, 10281), (3129, 9913), (3427, 9051)]