197984254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:616

約数の個数: 32

約数和(自身を含む): 324817920

約数和(自身を除く): 126833666

約数列:

[1, 2, 13, 26, 151, 211, 239, 302, 422, 478, 1963, 2743, 3107, 3926, 5486, 6214, 31861, 36089, 50429, 63722, 72178, 100858, 414193, 469157, 655577, 828386, 938314, 1311154, 7614779, 15229558, 98992127, 197984254]

約数ペア:

[(1, 197984254), (2, 98992127), (13, 15229558), (26, 7614779), (151, 1311154), (211, 938314), (239, 828386), (302, 655577), (422, 469157), (478, 414193), (1963, 100858), (2743, 72178), (3107, 63722), (3926, 50429), (5486, 36089), (6214, 31861)]