278197053

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1\times {\mathrm{2647}}^1$

素因数の和:3364

約数の個数: 16

約数和(自身を含む): 378642816

約数和(自身を除く): 100445763

約数列:

[1, 3, 53, 159, 661, 1983, 2647, 7941, 35033, 105099, 140291, 420873, 1749667, 5249001, 92732351, 278197053]

約数ペア:

[(1, 278197053), (3, 92732351), (53, 5249001), (159, 1749667), (661, 420873), (1983, 140291), (2647, 105099), (7941, 35033)]