201566428

素因数分解:

$2^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{18133}}^1$

素因数の和:18541

約数の個数: 24

約数和(自身を含む): 404170592

約数和(自身を除く): 202604164

約数列:

[1, 2, 4, 7, 14, 28, 397, 794, 1588, 2779, 5558, 11116, 18133, 36266, 72532, 126931, 253862, 507724, 7198801, 14397602, 28795204, 50391607, 100783214, 201566428]

約数ペア:

[(1, 201566428), (2, 100783214), (4, 50391607), (7, 28795204), (14, 14397602), (28, 7198801), (397, 507724), (794, 253862), (1588, 126931), (2779, 72532), (5558, 36266), (11116, 18133)]