72111403

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{233}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 94348800

約数和(自身を除く): 22237397

約数列:

[1, 7, 13, 19, 91, 133, 179, 233, 247, 1253, 1631, 1729, 2327, 3029, 3401, 4427, 16289, 21203, 23807, 30989, 41707, 44213, 57551, 291949, 309491, 402857, 542191, 792433, 3795337, 5547031, 10301629, 72111403]

約数ペア:

[(1, 72111403), (7, 10301629), (13, 5547031), (19, 3795337), (91, 792433), (133, 542191), (179, 402857), (233, 309491), (247, 291949), (1253, 57551), (1631, 44213), (1729, 41707), (2327, 30989), (3029, 23807), (3401, 21203), (4427, 16289)]