131389749

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5413}}^1$

素因数の和:5482

約数の個数: 32

約数和(自身を含む): 207897600

約数和(自身を除く): 76507851

約数列:

[1, 3, 9, 27, 29, 31, 87, 93, 261, 279, 783, 837, 899, 2697, 5413, 8091, 16239, 24273, 48717, 146151, 156977, 167803, 470931, 503409, 1412793, 1510227, 4238379, 4530681, 4866287, 14598861, 43796583, 131389749]

約数ペア:

[(1, 131389749), (3, 43796583), (9, 14598861), (27, 4866287), (29, 4530681), (31, 4238379), (87, 1510227), (93, 1412793), (261, 503409), (279, 470931), (783, 167803), (837, 156977), (899, 146151), (2697, 48717), (5413, 24273), (8091, 16239)]