138221713

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 177949440

約数和(自身を除く): 39727727

約数列:

[1, 7, 17, 19, 113, 119, 133, 323, 541, 791, 1921, 2147, 2261, 3787, 9197, 10279, 13447, 15029, 36499, 61133, 64379, 71953, 174743, 255493, 427931, 1039261, 1161527, 1223201, 7274827, 8130689, 19745959, 138221713]

約数ペア:

[(1, 138221713), (7, 19745959), (17, 8130689), (19, 7274827), (113, 1223201), (119, 1161527), (133, 1039261), (323, 427931), (541, 255493), (791, 174743), (1921, 71953), (2147, 64379), (2261, 61133), (3787, 36499), (9197, 15029), (10279, 13447)]