2689605

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:275

約数の個数: 40

約数和(自身を含む): 5009400

約数和(自身を除く): 2319795

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 229, 261, 405, 435, 687, 783, 1145, 1305, 2061, 2349, 3435, 3915, 6183, 6641, 10305, 11745, 18549, 19923, 30915, 33205, 59769, 92745, 99615, 179307, 298845, 537921, 896535, 2689605]

約数ペア:

[(1, 2689605), (3, 896535), (5, 537921), (9, 298845), (15, 179307), (27, 99615), (29, 92745), (45, 59769), (81, 33205), (87, 30915), (135, 19923), (145, 18549), (229, 11745), (261, 10305), (405, 6641), (435, 6183), (687, 3915), (783, 3435), (1145, 2349), (1305, 2061)]