249818985

素因数分解:

$3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2063}}^1$

素因数の和:2116

約数の個数: 80

約数和(自身を含む): 503483904

約数和(自身を除く): 253664919

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 69, 81, 115, 117, 135, 195, 207, 299, 345, 351, 405, 585, 621, 897, 1035, 1053, 1495, 1755, 1863, 2063, 2691, 3105, 4485, 5265, 6189, 8073, 9315, 10315, 13455, 18567, 24219, 26819, 30945, 40365, 47449, 55701, 80457, 92835, 121095, 134095, 142347, 167103, 237245, 241371, 278505, 402285, 427041, 616837, 711735, 724113, 835515, 1206855, 1281123, 1850511, 2135205, 2172339, 3084185, 3620565, 3843369, 5551533, 6405615, 9252555, 10861695, 16654599, 19216845, 27757665, 49963797, 83272995, 249818985]

約数ペア:

[(1, 249818985), (3, 83272995), (5, 49963797), (9, 27757665), (13, 19216845), (15, 16654599), (23, 10861695), (27, 9252555), (39, 6405615), (45, 5551533), (65, 3843369), (69, 3620565), (81, 3084185), (115, 2172339), (117, 2135205), (135, 1850511), (195, 1281123), (207, 1206855), (299, 835515), (345, 724113), (351, 711735), (405, 616837), (585, 427041), (621, 402285), (897, 278505), (1035, 241371), (1053, 237245), (1495, 167103), (1755, 142347), (1863, 134095), (2063, 121095), (2691, 92835), (3105, 80457), (4485, 55701), (5265, 47449), (6189, 40365), (8073, 30945), (9315, 26819), (10315, 24219), (13455, 18567)]