74781368

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{549863}}^1$

素因数の和:549886

約数の個数: 16

約数和(自身を含む): 148463280

約数和(自身を除く): 73681912

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 549863, 1099726, 2199452, 4398904, 9347671, 18695342, 37390684, 74781368]

約数ペア:

[(1, 74781368), (2, 37390684), (4, 18695342), (8, 9347671), (17, 4398904), (34, 2199452), (68, 1099726), (136, 549863)]