161749328

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{777641}}^1$

素因数の和:777662

約数の個数: 20

約数和(自身を含む): 337496628

約数和(自身を除く): 175747300

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 777641, 1555282, 3110564, 6221128, 10109333, 12442256, 20218666, 40437332, 80874664, 161749328]

約数ペア:

[(1, 161749328), (2, 80874664), (4, 40437332), (8, 20218666), (13, 12442256), (16, 10109333), (26, 6221128), (52, 3110564), (104, 1555282), (208, 777641)]