15691730990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5521}}^1\times {\mathrm{21863}}^1$

素因数の和:27404

約数の個数: 32

約数和(自身を含む): 30424718016

約数和(自身を除く): 14732987026

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5521, 11042, 21863, 27605, 43726, 55210, 71773, 109315, 143546, 218630, 284219, 358865, 568438, 717730, 1421095, 2842190, 120705623, 241411246, 603528115, 1207056230, 1569173099, 3138346198, 7845865495, 15691730990]

約数ペア:

[(1, 15691730990), (2, 7845865495), (5, 3138346198), (10, 1569173099), (13, 1207056230), (26, 603528115), (65, 241411246), (130, 120705623), (5521, 2842190), (11042, 1421095), (21863, 717730), (27605, 568438), (43726, 358865), (55210, 284219), (71773, 218630), (109315, 143546)]