218653801

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 232720128

約数和(自身を除く): 14066327

約数列:

[1, 23, 71, 257, 521, 1633, 5911, 11983, 18247, 36991, 133897, 419681, 850793, 3079631, 9506687, 218653801]

約数ペア:

[(1, 218653801), (23, 9506687), (71, 3079631), (257, 850793), (521, 419681), (1633, 133897), (5911, 36991), (11983, 18247)]