197916405

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{2239}}^1$

素因数の和:2401

約数の個数: 32

約数和(自身を含む): 325140480

約数和(自身を除く): 127224075

約数列:

[1, 3, 5, 15, 71, 83, 213, 249, 355, 415, 1065, 1245, 2239, 5893, 6717, 11195, 17679, 29465, 33585, 88395, 158969, 185837, 476907, 557511, 794845, 929185, 2384535, 2787555, 13194427, 39583281, 65972135, 197916405]

約数ペア:

[(1, 197916405), (3, 65972135), (5, 39583281), (15, 13194427), (71, 2787555), (83, 2384535), (213, 929185), (249, 794845), (355, 557511), (415, 476907), (1065, 185837), (1245, 158969), (2239, 88395), (5893, 33585), (6717, 29465), (11195, 17679)]