210006721015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6163}}^1\times {\mathrm{74891}}^1$

素因数の和:81079

約数の個数: 32

約数和(自身を含む): 310218241536

約数和(自身を除く): 100211520521

約数列:

[1, 5, 7, 13, 35, 65, 91, 455, 6163, 30815, 43141, 74891, 80119, 215705, 374455, 400595, 524237, 560833, 973583, 2621185, 2804165, 4867915, 6815081, 34075405, 461553233, 2307766165, 3230872631, 6000192029, 16154363155, 30000960145, 42001344203, 210006721015]

約数ペア:

[(1, 210006721015), (5, 42001344203), (7, 30000960145), (13, 16154363155), (35, 6000192029), (65, 3230872631), (91, 2307766165), (455, 461553233), (6163, 34075405), (30815, 6815081), (43141, 4867915), (74891, 2804165), (80119, 2621185), (215705, 973583), (374455, 560833), (400595, 524237)]