121213729

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{1297}}^1$

素因数の和:1409

約数の個数: 24

約数和(自身を含む): 152021760

約数和(自身を除く): 30808031

約数列:

[1, 7, 13, 79, 91, 169, 553, 1027, 1183, 1297, 7189, 9079, 13351, 16861, 93457, 102463, 118027, 219193, 717241, 1332019, 1534351, 9324133, 17316247, 121213729]

約数ペア:

[(1, 121213729), (7, 17316247), (13, 9324133), (79, 1534351), (91, 1332019), (169, 717241), (553, 219193), (1027, 118027), (1183, 102463), (1297, 93457), (7189, 16861), (9079, 13351)]