72878428

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{26833}}^1$

素因数の和:26941

約数の個数: 24

約数和(自身を含む): 147264992

約数和(自身を除く): 74386564

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 26833, 53666, 107332, 187831, 375662, 751324, 2602801, 5205602, 10411204, 18219607, 36439214, 72878428]

約数ペア:

[(1, 72878428), (2, 36439214), (4, 18219607), (7, 10411204), (14, 5205602), (28, 2602801), (97, 751324), (194, 375662), (388, 187831), (679, 107332), (1358, 53666), (2716, 26833)]