40543321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 53222400

約数和(自身を除く): 12679079

約数列:

[1, 7, 13, 19, 91, 131, 133, 179, 247, 917, 1253, 1703, 1729, 2327, 2489, 3401, 11921, 16289, 17423, 23449, 23807, 32357, 44213, 164143, 226499, 304837, 309491, 445531, 2133859, 3118717, 5791903, 40543321]

約数ペア:

[(1, 40543321), (7, 5791903), (13, 3118717), (19, 2133859), (91, 445531), (131, 309491), (133, 304837), (179, 226499), (247, 164143), (917, 44213), (1253, 32357), (1703, 23807), (1729, 23449), (2327, 17423), (2489, 16289), (3401, 11921)]