31965969

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1\times {\mathrm{233}}^1$

素因数の和:429

約数の個数: 32

約数和(自身を含む): 50319360

約数和(自身を除く): 18353391

約数列:

[1, 3, 7, 21, 47, 139, 141, 233, 329, 417, 699, 973, 987, 1631, 2919, 4893, 6533, 10951, 19599, 32387, 32853, 45731, 76657, 97161, 137193, 226709, 229971, 680127, 1522189, 4566567, 10655323, 31965969]

約数ペア:

[(1, 31965969), (3, 10655323), (7, 4566567), (21, 1522189), (47, 680127), (139, 229971), (141, 226709), (233, 137193), (329, 97161), (417, 76657), (699, 45731), (973, 32853), (987, 32387), (1631, 19599), (2919, 10951), (4893, 6533)]