39701979

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{269}}^1$

素因数の和:352

約数の個数: 36

約数和(自身を含む): 62112960

約数和(自身を除く): 22410981

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 269, 279, 529, 713, 807, 1587, 2139, 2421, 4761, 6187, 6417, 8339, 16399, 18561, 25017, 49197, 55683, 75051, 142301, 147591, 191797, 426903, 575391, 1280709, 1726173, 4411331, 13233993, 39701979]

約数ペア:

[(1, 39701979), (3, 13233993), (9, 4411331), (23, 1726173), (31, 1280709), (69, 575391), (93, 426903), (207, 191797), (269, 147591), (279, 142301), (529, 75051), (713, 55683), (807, 49197), (1587, 25017), (2139, 18561), (2421, 16399), (4761, 8339), (6187, 6417)]