71217788

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{97}}^1\times {\mathrm{191}}^1$

素因数の和:354

約数の個数: 36

約数和(自身を含む): 130790016

約数和(自身を除く): 59572228

約数列:

[1, 2, 4, 31, 62, 97, 124, 191, 194, 382, 388, 764, 961, 1922, 3007, 3844, 5921, 6014, 11842, 12028, 18527, 23684, 37054, 74108, 93217, 183551, 186434, 367102, 372868, 574337, 734204, 1148674, 2297348, 17804447, 35608894, 71217788]

約数ペア:

[(1, 71217788), (2, 35608894), (4, 17804447), (31, 2297348), (62, 1148674), (97, 734204), (124, 574337), (191, 372868), (194, 367102), (382, 186434), (388, 183551), (764, 93217), (961, 74108), (1922, 37054), (3007, 23684), (3844, 18527), (5921, 12028), (6014, 11842)]