217258384

素因数分解:

$2^4\times 7^1\times {\mathrm{523}}^1\times {\mathrm{3709}}^1$

素因数の和:4247

約数の個数: 40

約数和(自身を含む): 482121920

約数和(自身を除く): 264863536

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 523, 1046, 2092, 3661, 3709, 4184, 7322, 7418, 8368, 14644, 14836, 25963, 29288, 29672, 51926, 58576, 59344, 103852, 207704, 415408, 1939807, 3879614, 7759228, 13578649, 15518456, 27157298, 31036912, 54314596, 108629192, 217258384]

約数ペア:

[(1, 217258384), (2, 108629192), (4, 54314596), (7, 31036912), (8, 27157298), (14, 15518456), (16, 13578649), (28, 7759228), (56, 3879614), (112, 1939807), (523, 415408), (1046, 207704), (2092, 103852), (3661, 59344), (3709, 58576), (4184, 51926), (7322, 29672), (7418, 29288), (8368, 25963), (14644, 14836)]