131405296

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{8389}}^1$

素因数の和:8497

約数の個数: 40

約数和(自身を含む): 280897200

約数和(自身を除く): 149491904

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 89, 176, 178, 356, 712, 979, 1424, 1958, 3916, 7832, 8389, 15664, 16778, 33556, 67112, 92279, 134224, 184558, 369116, 738232, 746621, 1476464, 1493242, 2986484, 5972968, 8212831, 11945936, 16425662, 32851324, 65702648, 131405296]

約数ペア:

[(1, 131405296), (2, 65702648), (4, 32851324), (8, 16425662), (11, 11945936), (16, 8212831), (22, 5972968), (44, 2986484), (88, 1493242), (89, 1476464), (176, 746621), (178, 738232), (356, 369116), (712, 184558), (979, 134224), (1424, 92279), (1958, 67112), (3916, 33556), (7832, 16778), (8389, 15664)]