72047564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{19991}}^1$

素因数の和:20065

約数の個数: 24

約数和(自身を含む): 136025568

約数和(自身を除く): 63978004

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 19991, 39982, 79964, 339847, 679694, 1059523, 1359388, 2119046, 4238092, 18011891, 36023782, 72047564]

約数ペア:

[(1, 72047564), (2, 36023782), (4, 18011891), (17, 4238092), (34, 2119046), (53, 1359388), (68, 1059523), (106, 679694), (212, 339847), (901, 79964), (1802, 39982), (3604, 19991)]