211651928

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{383}}^1\times {\mathrm{1031}}^1$

素因数の和:1487

約数の個数: 32

約数和(自身を含む): 404213760

約数和(自身を除く): 192561832

約数列:

[1, 2, 4, 8, 67, 134, 268, 383, 536, 766, 1031, 1532, 2062, 3064, 4124, 8248, 25661, 51322, 69077, 102644, 138154, 205288, 276308, 394873, 552616, 789746, 1579492, 3158984, 26456491, 52912982, 105825964, 211651928]

約数ペア:

[(1, 211651928), (2, 105825964), (4, 52912982), (8, 26456491), (67, 3158984), (134, 1579492), (268, 789746), (383, 552616), (536, 394873), (766, 276308), (1031, 205288), (1532, 138154), (2062, 102644), (3064, 69077), (4124, 51322), (8248, 25661)]