1557492035

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:249

約数の個数: 96

約数和(自身を含む): 2325818880

約数和(自身を除く): 768326845

約数列:

[1, 5, 11, 19, 23, 43, 55, 95, 115, 121, 137, 209, 215, 253, 437, 473, 605, 685, 817, 989, 1045, 1265, 1507, 2185, 2299, 2365, 2603, 2783, 3151, 4085, 4807, 4945, 5203, 5891, 7535, 8987, 10879, 11495, 13015, 13915, 15755, 16577, 18791, 24035, 26015, 28633, 29455, 34661, 44935, 52877, 54395, 59869, 64801, 82885, 93955, 98857, 111929, 119669, 135493, 143165, 173305, 206701, 264385, 299345, 314963, 324005, 381271, 494285, 559645, 598345, 658559, 677465, 712811, 1033505, 1231219, 1490423, 1574815, 1906355, 2273711, 2574367, 3292795, 3564055, 6156095, 7244149, 7452115, 11368555, 12871835, 13543409, 16394653, 28318037, 36220745, 67717045, 81973265, 141590185, 311498407, 1557492035]

約数ペア:

[(1, 1557492035), (5, 311498407), (11, 141590185), (19, 81973265), (23, 67717045), (43, 36220745), (55, 28318037), (95, 16394653), (115, 13543409), (121, 12871835), (137, 11368555), (209, 7452115), (215, 7244149), (253, 6156095), (437, 3564055), (473, 3292795), (605, 2574367), (685, 2273711), (817, 1906355), (989, 1574815), (1045, 1490423), (1265, 1231219), (1507, 1033505), (2185, 712811), (2299, 677465), (2365, 658559), (2603, 598345), (2783, 559645), (3151, 494285), (4085, 381271), (4807, 324005), (4945, 314963), (5203, 299345), (5891, 264385), (7535, 206701), (8987, 173305), (10879, 143165), (11495, 135493), (13015, 119669), (13915, 111929), (15755, 98857), (16577, 93955), (18791, 82885), (24035, 64801), (26015, 59869), (28633, 54395), (29455, 52877), (34661, 44935)]