1387663917

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{2957}}^1\times {\mathrm{8233}}^1$

素因数の和:11212

約数の個数: 16

約数和(自身を含む): 1948493760

約数和(自身を除く): 560829843

約数列:

[1, 3, 19, 57, 2957, 8233, 8871, 24699, 56183, 156427, 168549, 469281, 24344981, 73034943, 462554639, 1387663917]

約数ペア:

[(1, 1387663917), (3, 462554639), (19, 73034943), (57, 24344981), (2957, 469281), (8233, 168549), (8871, 156427), (24699, 56183)]