16649217

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{269}}^1$

素因数の和:334

約数の個数: 36

約数和(自身を含む): 27174420

約数和(自身を除く): 10525203

約数列:

[1, 3, 9, 13, 23, 39, 69, 117, 207, 269, 299, 529, 807, 897, 1587, 2421, 2691, 3497, 4761, 6187, 6877, 10491, 18561, 20631, 31473, 55683, 61893, 80431, 142301, 241293, 426903, 723879, 1280709, 1849913, 5549739, 16649217]

約数ペア:

[(1, 16649217), (3, 5549739), (9, 1849913), (13, 1280709), (23, 723879), (39, 426903), (69, 241293), (117, 142301), (207, 80431), (269, 61893), (299, 55683), (529, 31473), (807, 20631), (897, 18561), (1587, 10491), (2421, 6877), (2691, 6187), (3497, 4761)]