128173806

素因数分解:

$2^1\times 3^3\times {\mathrm{131}}^1\times {\mathrm{18119}}^1$

素因数の和:18261

約数の個数: 32

約数和(自身を含む): 287020800

約数和(自身を除く): 158846994

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 131, 262, 393, 786, 1179, 2358, 3537, 7074, 18119, 36238, 54357, 108714, 163071, 326142, 489213, 978426, 2373589, 4747178, 7120767, 14241534, 21362301, 42724602, 64086903, 128173806]

約数ペア:

[(1, 128173806), (2, 64086903), (3, 42724602), (6, 21362301), (9, 14241534), (18, 7120767), (27, 4747178), (54, 2373589), (131, 978426), (262, 489213), (393, 326142), (786, 163071), (1179, 108714), (2358, 54357), (3537, 36238), (7074, 18119)]