1387252

素因数分解:

$2^2\times {\mathrm{47}}^2\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 18

約数和(自身を含む): 2496242

約数和(自身を除く): 1108990

約数列:

[1, 2, 4, 47, 94, 157, 188, 314, 628, 2209, 4418, 7379, 8836, 14758, 29516, 346813, 693626, 1387252]

約数ペア:

[(1, 1387252), (2, 693626), (4, 346813), (47, 29516), (94, 14758), (157, 8836), (188, 7379), (314, 4418), (628, 2209)]