211340990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{1213}}^1$

素因数の和:1377

約数の個数: 64

約数和(自身を含む): 461514240

約数和(自身を除く): 250173250

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 131, 133, 190, 262, 266, 655, 665, 917, 1213, 1310, 1330, 1834, 2426, 2489, 4585, 4978, 6065, 8491, 9170, 12130, 12445, 16982, 17423, 23047, 24890, 34846, 42455, 46094, 84910, 87115, 115235, 158903, 161329, 174230, 230470, 317806, 322658, 794515, 806645, 1112321, 1589030, 1613290, 2224642, 3019157, 5561605, 6038314, 11123210, 15095785, 21134099, 30191570, 42268198, 105670495, 211340990]

約数ペア:

[(1, 211340990), (2, 105670495), (5, 42268198), (7, 30191570), (10, 21134099), (14, 15095785), (19, 11123210), (35, 6038314), (38, 5561605), (70, 3019157), (95, 2224642), (131, 1613290), (133, 1589030), (190, 1112321), (262, 806645), (266, 794515), (655, 322658), (665, 317806), (917, 230470), (1213, 174230), (1310, 161329), (1330, 158903), (1834, 115235), (2426, 87115), (2489, 84910), (4585, 46094), (4978, 42455), (6065, 34846), (8491, 24890), (9170, 23047), (12130, 17423), (12445, 16982)]