42961366

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{421}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 76203072

約数和(自身を除く): 33241706

約数列:

[1, 2, 7, 14, 37, 74, 197, 259, 394, 421, 518, 842, 1379, 2758, 2947, 5894, 7289, 14578, 15577, 31154, 51023, 82937, 102046, 109039, 165874, 218078, 580559, 1161118, 3068669, 6137338, 21480683, 42961366]

約数ペア:

[(1, 42961366), (2, 21480683), (7, 6137338), (14, 3068669), (37, 1161118), (74, 580559), (197, 218078), (259, 165874), (394, 109039), (421, 102046), (518, 82937), (842, 51023), (1379, 31154), (2758, 15577), (2947, 14578), (5894, 7289)]