1491615

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1$

素因数の和:173

約数の個数: 40

約数和(自身を含む): 2787840

約数和(自身を除く): 1296225

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 127, 135, 145, 261, 381, 405, 435, 635, 783, 1143, 1305, 1905, 2349, 3429, 3683, 3915, 5715, 10287, 11049, 11745, 17145, 18415, 33147, 51435, 55245, 99441, 165735, 298323, 497205, 1491615]

約数ペア:

[(1, 1491615), (3, 497205), (5, 298323), (9, 165735), (15, 99441), (27, 55245), (29, 51435), (45, 33147), (81, 18415), (87, 17145), (127, 11745), (135, 11049), (145, 10287), (261, 5715), (381, 3915), (405, 3683), (435, 3429), (635, 2349), (783, 1905), (1143, 1305)]