136988415

素因数分解:

$3^4\times 5^1\times {\mathrm{409}}^1\times {\mathrm{827}}^1$

素因数の和:1253

約数の個数: 40

約数和(自身を含む): 246462480

約数和(自身を除く): 109474065

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 409, 827, 1227, 2045, 2481, 3681, 4135, 6135, 7443, 11043, 12405, 18405, 22329, 33129, 37215, 55215, 66987, 111645, 165645, 334935, 338243, 1014729, 1691215, 3044187, 5073645, 9132561, 15220935, 27397683, 45662805, 136988415]

約数ペア:

[(1, 136988415), (3, 45662805), (5, 27397683), (9, 15220935), (15, 9132561), (27, 5073645), (45, 3044187), (81, 1691215), (135, 1014729), (405, 338243), (409, 334935), (827, 165645), (1227, 111645), (2045, 66987), (2481, 55215), (3681, 37215), (4135, 33129), (6135, 22329), (7443, 18405), (11043, 12405)]