215527208

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{30931}}^1$

素因数の和:31017

約数の個数: 32

約数和(自身を含む): 441708960

約数和(自身を除く): 226181752

約数列:

[1, 2, 4, 8, 13, 26, 52, 67, 104, 134, 268, 536, 871, 1742, 3484, 6968, 30931, 61862, 123724, 247448, 402103, 804206, 1608412, 2072377, 3216824, 4144754, 8289508, 16579016, 26940901, 53881802, 107763604, 215527208]

約数ペア:

[(1, 215527208), (2, 107763604), (4, 53881802), (8, 26940901), (13, 16579016), (26, 8289508), (52, 4144754), (67, 3216824), (104, 2072377), (134, 1608412), (268, 804206), (536, 402103), (871, 247448), (1742, 123724), (3484, 61862), (6968, 30931)]