1947156965

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{56843}}^1$

素因数の和:56909

約数の個数: 32

約数和(自身を含む): 2750340096

約数和(自身を除く): 803183131

約数列:

[1, 5, 13, 17, 31, 65, 85, 155, 221, 403, 527, 1105, 2015, 2635, 6851, 34255, 56843, 284215, 738959, 966331, 1762133, 3694795, 4831655, 8810665, 12562303, 22907729, 29956261, 62811515, 114538645, 149781305, 389431393, 1947156965]

約数ペア:

[(1, 1947156965), (5, 389431393), (13, 149781305), (17, 114538645), (31, 62811515), (65, 29956261), (85, 22907729), (155, 12562303), (221, 8810665), (403, 4831655), (527, 3694795), (1105, 1762133), (2015, 966331), (2635, 738959), (6851, 284215), (34255, 56843)]