128795499

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{24631}}^1$

素因数の和:24727

約数の個数: 24

約数和(自身を含む): 215185152

約数和(自身を除く): 86389653

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 24631, 73893, 172417, 221679, 517251, 1551753, 2044373, 6133119, 14310611, 18399357, 42931833, 128795499]

約数ペア:

[(1, 128795499), (3, 42931833), (7, 18399357), (9, 14310611), (21, 6133119), (63, 2044373), (83, 1551753), (249, 517251), (581, 221679), (747, 172417), (1743, 73893), (5229, 24631)]