128238318

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{2293}}^1$

素因数の和:2553

約数の個数: 48

約数和(自身を含む): 300605760

約数和(自身を除く): 172367442

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 239, 478, 717, 1434, 2151, 2293, 3107, 4302, 4586, 6214, 6879, 9321, 13758, 18642, 20637, 27963, 29809, 41274, 55926, 59618, 89427, 178854, 268281, 536562, 548027, 1096054, 1644081, 3288162, 4932243, 7124351, 9864486, 14248702, 21373053, 42746106, 64119159, 128238318]

約数ペア:

[(1, 128238318), (2, 64119159), (3, 42746106), (6, 21373053), (9, 14248702), (13, 9864486), (18, 7124351), (26, 4932243), (39, 3288162), (78, 1644081), (117, 1096054), (234, 548027), (239, 536562), (478, 268281), (717, 178854), (1434, 89427), (2151, 59618), (2293, 55926), (3107, 41274), (4302, 29809), (4586, 27963), (6214, 20637), (6879, 18642), (9321, 13758)]