289485314

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{521}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 465440256

約数和(自身を除く): 175954942

約数列:

[1, 2, 23, 46, 47, 94, 257, 514, 521, 1042, 1081, 2162, 5911, 11822, 11983, 12079, 23966, 24158, 24487, 48974, 133897, 267794, 277817, 555634, 563201, 1126402, 3079631, 6159262, 6293159, 12586318, 144742657, 289485314]

約数ペア:

[(1, 289485314), (2, 144742657), (23, 12586318), (46, 6293159), (47, 6159262), (94, 3079631), (257, 1126402), (514, 563201), (521, 555634), (1042, 277817), (1081, 267794), (2162, 133897), (5911, 48974), (11822, 24487), (11983, 24158), (12079, 23966)]