81195228

素因数分解:

$2^2\times 3^2\times {\mathrm{431}}^1\times {\mathrm{5233}}^1$

素因数の和:5674

約数の個数: 36

約数和(自身を含む): 205759008

約数和(自身を除く): 124563780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 431, 862, 1293, 1724, 2586, 3879, 5172, 5233, 7758, 10466, 15516, 15699, 20932, 31398, 47097, 62796, 94194, 188388, 2255423, 4510846, 6766269, 9021692, 13532538, 20298807, 27065076, 40597614, 81195228]

約数ペア:

[(1, 81195228), (2, 40597614), (3, 27065076), (4, 20298807), (6, 13532538), (9, 9021692), (12, 6766269), (18, 4510846), (36, 2255423), (431, 188388), (862, 94194), (1293, 62796), (1724, 47097), (2586, 31398), (3879, 20932), (5172, 15699), (5233, 15516), (7758, 10466)]