4272191

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{491}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 5384448

約数和(自身を除く): 1112257

約数列:

[1, 7, 11, 77, 113, 491, 791, 1243, 3437, 5401, 8701, 37807, 55483, 388381, 610313, 4272191]

約数ペア:

[(1, 4272191), (7, 610313), (11, 388381), (77, 55483), (113, 37807), (491, 8701), (791, 5401), (1243, 3437)]