981886212

素因数分解:

$2^2\times 3^5\times {\mathrm{47}}^1\times {\mathrm{21493}}^1$

素因数の和:21559

約数の個数: 72

約数和(自身を含む): 2628802176

約数和(自身を除く): 1646915964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 47, 54, 81, 94, 108, 141, 162, 188, 243, 282, 324, 423, 486, 564, 846, 972, 1269, 1692, 2538, 3807, 5076, 7614, 11421, 15228, 21493, 22842, 42986, 45684, 64479, 85972, 128958, 193437, 257916, 386874, 580311, 773748, 1010171, 1160622, 1740933, 2020342, 2321244, 3030513, 3481866, 4040684, 5222799, 6061026, 6963732, 9091539, 10445598, 12122052, 18183078, 20891196, 27274617, 36366156, 54549234, 81823851, 109098468, 163647702, 245471553, 327295404, 490943106, 981886212]

約数ペア:

[(1, 981886212), (2, 490943106), (3, 327295404), (4, 245471553), (6, 163647702), (9, 109098468), (12, 81823851), (18, 54549234), (27, 36366156), (36, 27274617), (47, 20891196), (54, 18183078), (81, 12122052), (94, 10445598), (108, 9091539), (141, 6963732), (162, 6061026), (188, 5222799), (243, 4040684), (282, 3481866), (324, 3030513), (423, 2321244), (486, 2020342), (564, 1740933), (846, 1160622), (972, 1010171), (1269, 773748), (1692, 580311), (2538, 386874), (3807, 257916), (5076, 193437), (7614, 128958), (11421, 85972), (15228, 64479), (21493, 45684), (22842, 42986)]