28587174

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1439}}^1$

素因数の和:1505

約数の個数: 64

約数和(自身を含む): 72990720

約数和(自身を除く): 44403546

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 43, 66, 77, 86, 129, 154, 231, 258, 301, 462, 473, 602, 903, 946, 1419, 1439, 1806, 2838, 2878, 3311, 4317, 6622, 8634, 9933, 10073, 15829, 19866, 20146, 30219, 31658, 47487, 60438, 61877, 94974, 110803, 123754, 185631, 221606, 332409, 371262, 433139, 664818, 680647, 866278, 1299417, 1361294, 2041941, 2598834, 4083882, 4764529, 9529058, 14293587, 28587174]

約数ペア:

[(1, 28587174), (2, 14293587), (3, 9529058), (6, 4764529), (7, 4083882), (11, 2598834), (14, 2041941), (21, 1361294), (22, 1299417), (33, 866278), (42, 680647), (43, 664818), (66, 433139), (77, 371262), (86, 332409), (129, 221606), (154, 185631), (231, 123754), (258, 110803), (301, 94974), (462, 61877), (473, 60438), (602, 47487), (903, 31658), (946, 30219), (1419, 20146), (1439, 19866), (1806, 15829), (2838, 10073), (2878, 9933), (3311, 8634), (4317, 6622)]