38681145

素因数分解:

$3^4\times 5^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:807

約数の個数: 40

約数和(自身を含む): 69913800

約数和(自身を除く): 31232655

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 149, 405, 447, 641, 745, 1341, 1923, 2235, 3205, 4023, 5769, 6705, 9615, 12069, 17307, 20115, 28845, 51921, 60345, 86535, 95509, 259605, 286527, 477545, 859581, 1432635, 2578743, 4297905, 7736229, 12893715, 38681145]

約数ペア:

[(1, 38681145), (3, 12893715), (5, 7736229), (9, 4297905), (15, 2578743), (27, 1432635), (45, 859581), (81, 477545), (135, 286527), (149, 259605), (405, 95509), (447, 86535), (641, 60345), (745, 51921), (1341, 28845), (1923, 20115), (2235, 17307), (3205, 12069), (4023, 9615), (5769, 6705)]