28557417

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43867}}^1$

素因数の和:43908

約数の個数: 16

約数和(自身を含む): 44920832

約数和(自身を除く): 16363415

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 43867, 131601, 307069, 921207, 1359877, 4079631, 9519139, 28557417]

約数ペア:

[(1, 28557417), (3, 9519139), (7, 4079631), (21, 1359877), (31, 921207), (93, 307069), (217, 131601), (651, 43867)]