131120948

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{5209}}^1$

素因数の和:5280

約数の個数: 48

約数和(自身を含む): 280089600

約数和(自身を除く): 148968652

約数列:

[1, 2, 4, 7, 14, 28, 29, 31, 58, 62, 116, 124, 203, 217, 406, 434, 812, 868, 899, 1798, 3596, 5209, 6293, 10418, 12586, 20836, 25172, 36463, 72926, 145852, 151061, 161479, 302122, 322958, 604244, 645916, 1057427, 1130353, 2114854, 2260706, 4229708, 4521412, 4682891, 9365782, 18731564, 32780237, 65560474, 131120948]

約数ペア:

[(1, 131120948), (2, 65560474), (4, 32780237), (7, 18731564), (14, 9365782), (28, 4682891), (29, 4521412), (31, 4229708), (58, 2260706), (62, 2114854), (116, 1130353), (124, 1057427), (203, 645916), (217, 604244), (406, 322958), (434, 302122), (812, 161479), (868, 151061), (899, 145852), (1798, 72926), (3596, 36463), (5209, 25172), (6293, 20836), (10418, 12586)]