43431245

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:210

約数の個数: 64

約数和(自身を含む): 67737600

約数和(自身を除く): 24306355

約数列:

[1, 5, 11, 13, 19, 23, 55, 65, 95, 115, 139, 143, 209, 247, 253, 299, 437, 695, 715, 1045, 1235, 1265, 1495, 1529, 1807, 2185, 2641, 2717, 3197, 3289, 4807, 5681, 7645, 9035, 13205, 13585, 15985, 16445, 19877, 24035, 28405, 29051, 34333, 35167, 41561, 60743, 62491, 99385, 145255, 171665, 175835, 207805, 303715, 312455, 377663, 457171, 668173, 789659, 1888315, 2285855, 3340865, 3948295, 8686249, 43431245]

約数ペア:

[(1, 43431245), (5, 8686249), (11, 3948295), (13, 3340865), (19, 2285855), (23, 1888315), (55, 789659), (65, 668173), (95, 457171), (115, 377663), (139, 312455), (143, 303715), (209, 207805), (247, 175835), (253, 171665), (299, 145255), (437, 99385), (695, 62491), (715, 60743), (1045, 41561), (1235, 35167), (1265, 34333), (1495, 29051), (1529, 28405), (1807, 24035), (2185, 19877), (2641, 16445), (2717, 15985), (3197, 13585), (3289, 13205), (4807, 9035), (5681, 7645)]