180945037

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{457}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 235961600

約数和(自身を除く): 55016563

約数列:

[1, 7, 13, 19, 91, 133, 229, 247, 457, 1603, 1729, 2977, 3199, 4351, 5941, 8683, 20839, 30457, 41587, 56563, 60781, 104653, 112879, 395941, 732571, 790153, 1360489, 1988407, 9523423, 13918849, 25849291, 180945037]

約数ペア:

[(1, 180945037), (7, 25849291), (13, 13918849), (19, 9523423), (91, 1988407), (133, 1360489), (229, 790153), (247, 732571), (457, 395941), (1603, 112879), (1729, 104653), (2977, 60781), (3199, 56563), (4351, 41587), (5941, 30457), (8683, 20839)]