15698503821

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{67891}}^1$

素因数の和:67943

約数の個数: 72

約数和(自身を含む): 28822598112

約数和(自身を除く): 13124094291

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 49, 77, 91, 121, 143, 147, 231, 273, 363, 429, 539, 637, 847, 1001, 1573, 1617, 1911, 2541, 3003, 4719, 5929, 7007, 11011, 17787, 21021, 33033, 67891, 77077, 203673, 231231, 475237, 746801, 882583, 1425711, 2240403, 2647749, 3326659, 5227607, 6178081, 8214811, 9708413, 9979977, 15682821, 18534243, 24644433, 29125239, 36593249, 43246567, 57503677, 67958891, 106792543, 109779747, 129739701, 172511031, 203876673, 320377629, 402525739, 475712237, 747547801, 1207577217, 1427136711, 2242643403, 5232834607, 15698503821]

約数ペア:

[(1, 15698503821), (3, 5232834607), (7, 2242643403), (11, 1427136711), (13, 1207577217), (21, 747547801), (33, 475712237), (39, 402525739), (49, 320377629), (77, 203876673), (91, 172511031), (121, 129739701), (143, 109779747), (147, 106792543), (231, 67958891), (273, 57503677), (363, 43246567), (429, 36593249), (539, 29125239), (637, 24644433), (847, 18534243), (1001, 15682821), (1573, 9979977), (1617, 9708413), (1911, 8214811), (2541, 6178081), (3003, 5227607), (4719, 3326659), (5929, 2647749), (7007, 2240403), (11011, 1425711), (17787, 882583), (21021, 746801), (33033, 475237), (67891, 231231), (77077, 203673)]