28164570

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3119}}^1$

素因数の和:3179

約数の個数: 64

約数和(自身を含む): 79073280

約数和(自身を除く): 50908710

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 43, 70, 86, 105, 129, 210, 215, 258, 301, 430, 602, 645, 903, 1290, 1505, 1806, 3010, 3119, 4515, 6238, 9030, 9357, 15595, 18714, 21833, 31190, 43666, 46785, 65499, 93570, 109165, 130998, 134117, 218330, 268234, 327495, 402351, 654990, 670585, 804702, 938819, 1341170, 1877638, 2011755, 2816457, 4023510, 4694095, 5632914, 9388190, 14082285, 28164570]

約数ペア:

[(1, 28164570), (2, 14082285), (3, 9388190), (5, 5632914), (6, 4694095), (7, 4023510), (10, 2816457), (14, 2011755), (15, 1877638), (21, 1341170), (30, 938819), (35, 804702), (42, 670585), (43, 654990), (70, 402351), (86, 327495), (105, 268234), (129, 218330), (210, 134117), (215, 130998), (258, 109165), (301, 93570), (430, 65499), (602, 46785), (645, 43666), (903, 31190), (1290, 21833), (1505, 18714), (1806, 15595), (3010, 9357), (3119, 9030), (4515, 6238)]