128941648

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{23633}}^1$

素因数の和:23683

約数の個数: 40

約数和(自身を含む): 281339136

約数和(自身を除く): 152397488

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 62, 88, 124, 176, 248, 341, 496, 682, 1364, 2728, 5456, 23633, 47266, 94532, 189064, 259963, 378128, 519926, 732623, 1039852, 1465246, 2079704, 2930492, 4159408, 5860984, 8058853, 11721968, 16117706, 32235412, 64470824, 128941648]

約数ペア:

[(1, 128941648), (2, 64470824), (4, 32235412), (8, 16117706), (11, 11721968), (16, 8058853), (22, 5860984), (31, 4159408), (44, 2930492), (62, 2079704), (88, 1465246), (124, 1039852), (176, 732623), (248, 519926), (341, 378128), (496, 259963), (682, 189064), (1364, 94532), (2728, 47266), (5456, 23633)]