28520984

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:563

約数の個数: 32

約数和(自身を含む): 54756000

約数和(自身を除く): 26235016

約数列:

[1, 2, 4, 8, 71, 142, 149, 284, 298, 337, 568, 596, 674, 1192, 1348, 2696, 10579, 21158, 23927, 42316, 47854, 50213, 84632, 95708, 100426, 191416, 200852, 401704, 3565123, 7130246, 14260492, 28520984]

約数ペア:

[(1, 28520984), (2, 14260492), (4, 7130246), (8, 3565123), (71, 401704), (142, 200852), (149, 191416), (284, 100426), (298, 95708), (337, 84632), (568, 50213), (596, 47854), (674, 42316), (1192, 23927), (1348, 21158), (2696, 10579)]