394701428

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{68477}}^1$

素因数の和:68623

約数の個数: 24

約数和(自身を含む): 759284064

約数和(自身を除く): 364582636

約数列:

[1, 2, 4, 11, 22, 44, 131, 262, 524, 1441, 2882, 5764, 68477, 136954, 273908, 753247, 1506494, 3012988, 8970487, 17940974, 35881948, 98675357, 197350714, 394701428]

約数ペア:

[(1, 394701428), (2, 197350714), (4, 98675357), (11, 35881948), (22, 17940974), (44, 8970487), (131, 3012988), (262, 1506494), (524, 753247), (1441, 273908), (2882, 136954), (5764, 68477)]