201321812

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{83}}^1\times {\mathrm{631}}^1$

素因数の和:780

約数の個数: 36

約数和(自身を含む): 369014688

約数和(自身を除く): 167692876

約数列:

[1, 2, 4, 31, 62, 83, 124, 166, 332, 631, 961, 1262, 1922, 2524, 2573, 3844, 5146, 10292, 19561, 39122, 52373, 78244, 79763, 104746, 159526, 209492, 319052, 606391, 1212782, 1623563, 2425564, 3247126, 6494252, 50330453, 100660906, 201321812]

約数ペア:

[(1, 201321812), (2, 100660906), (4, 50330453), (31, 6494252), (62, 3247126), (83, 2425564), (124, 1623563), (166, 1212782), (332, 606391), (631, 319052), (961, 209492), (1262, 159526), (1922, 104746), (2524, 79763), (2573, 78244), (3844, 52373), (5146, 39122), (10292, 19561)]