201816161769

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{1097}}^1\times {\mathrm{78721}}^1$

素因数の和:79881

約数の個数: 32

約数和(自身を含む): 290427500160

約数和(自身を除く): 88611338391

約数列:

[1, 3, 19, 41, 57, 123, 779, 1097, 2337, 3291, 20843, 44977, 62529, 78721, 134931, 236163, 854563, 1495699, 2563689, 3227561, 4487097, 9682683, 61323659, 86356937, 183970977, 259070811, 1640781803, 3540634417, 4922345409, 10621903251, 67272053923, 201816161769]

約数ペア:

[(1, 201816161769), (3, 67272053923), (19, 10621903251), (41, 4922345409), (57, 3540634417), (123, 1640781803), (779, 259070811), (1097, 183970977), (2337, 86356937), (3291, 61323659), (20843, 9682683), (44977, 4487097), (62529, 3227561), (78721, 2563689), (134931, 1495699), (236163, 854563)]