138078836

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{587}}^1$

素因数の和:900

約数の個数: 48

約数和(自身を含む): 286605312

約数和(自身を除く): 148526476

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 271, 434, 542, 587, 868, 1084, 1174, 1897, 2348, 3794, 4109, 7588, 8218, 8401, 16436, 16802, 18197, 33604, 36394, 58807, 72788, 117614, 127379, 159077, 235228, 254758, 318154, 509516, 636308, 1113539, 2227078, 4454156, 4931387, 9862774, 19725548, 34519709, 69039418, 138078836]

約数ペア:

[(1, 138078836), (2, 69039418), (4, 34519709), (7, 19725548), (14, 9862774), (28, 4931387), (31, 4454156), (62, 2227078), (124, 1113539), (217, 636308), (271, 509516), (434, 318154), (542, 254758), (587, 235228), (868, 159077), (1084, 127379), (1174, 117614), (1897, 72788), (2348, 58807), (3794, 36394), (4109, 33604), (7588, 18197), (8218, 16802), (8401, 16436)]