87129399

素因数分解:

$3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{12611}}^1$

素因数の和:12675

約数の個数: 24

約数和(自身を含む): 138025728

約数和(自身を除く): 50896329

約数列:

[1, 3, 7, 21, 47, 49, 141, 147, 329, 987, 2303, 6909, 12611, 37833, 88277, 264831, 592717, 617939, 1778151, 1853817, 4149019, 12447057, 29043133, 87129399]

約数ペア:

[(1, 87129399), (3, 29043133), (7, 12447057), (21, 4149019), (47, 1853817), (49, 1778151), (141, 617939), (147, 592717), (329, 264831), (987, 88277), (2303, 37833), (6909, 12611)]