669017713

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{557}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 841446144

約数和(自身を除く): 172428431

約数列:

[1, 7, 13, 67, 91, 197, 469, 557, 871, 1379, 2561, 3899, 6097, 7241, 13199, 17927, 37319, 50687, 92393, 109729, 171587, 261233, 485147, 768103, 1201109, 1426477, 3396029, 7351843, 9985339, 51462901, 95573959, 669017713]

約数ペア:

[(1, 669017713), (7, 95573959), (13, 51462901), (67, 9985339), (91, 7351843), (197, 3396029), (469, 1426477), (557, 1201109), (871, 768103), (1379, 485147), (2561, 261233), (3899, 171587), (6097, 109729), (7241, 92393), (13199, 50687), (17927, 37319)]