216488792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{31069}}^1$

素因数の和:31155

約数の個数: 32

約数和(自身を含む): 443679600

約数和(自身を除く): 227190808

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 6968, 31069, 62138, 124276, 248552, 403897, 807794, 1615588, 2081623, 3231176, 4163246, 8326492, 16652984, 27061099, 54122198, 108244396, 216488792]

約数ペア:

[(1, 216488792), (2, 108244396), (4, 54122198), (8, 27061099), (13, 16652984), (26, 8326492), (52, 4163246), (67, 3231176), (104, 2081623), (134, 1615588), (268, 807794), (536, 403897), (871, 248552), (1742, 124276), (3484, 62138), (6968, 31069)]