42784605

素因数分解:

$3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{709}}^1$

素因数の和:875

約数の個数: 40

約数和(自身を含む): 77319000

約数和(自身を除く): 34534395

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 149, 405, 447, 709, 745, 1341, 2127, 2235, 3545, 4023, 6381, 6705, 10635, 12069, 19143, 20115, 31905, 57429, 60345, 95715, 105641, 287145, 316923, 528205, 950769, 1584615, 2852307, 4753845, 8556921, 14261535, 42784605]

約数ペア:

[(1, 42784605), (3, 14261535), (5, 8556921), (9, 4753845), (15, 2852307), (27, 1584615), (45, 950769), (81, 528205), (135, 316923), (149, 287145), (405, 105641), (447, 95715), (709, 60345), (745, 57429), (1341, 31905), (2127, 20115), (2235, 19143), (3545, 12069), (4023, 10635), (6381, 6705)]