42400557

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{42443}}^1$

素因数の和:42489

約数の個数: 16

約数和(自身を含む): 64514880

約数和(自身を除く): 22114323

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 42443, 127329, 381987, 1145961, 1570391, 4711173, 14133519, 42400557]

約数ペア:

[(1, 42400557), (3, 14133519), (9, 4711173), (27, 1570391), (37, 1145961), (111, 381987), (333, 127329), (999, 42443)]