1661566808

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{541}}^1\times {\mathrm{2053}}^1$

素因数の和:2628

約数の個数: 64

約数和(自身を含む): 3606988320

約数和(自身を除く): 1945421512

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 187, 374, 541, 748, 1082, 1496, 2053, 2164, 4106, 4328, 5951, 8212, 9197, 11902, 16424, 18394, 22583, 23804, 34901, 36788, 45166, 47608, 69802, 73576, 90332, 101167, 139604, 180664, 202334, 279208, 383911, 404668, 767822, 809336, 1110673, 1535644, 2221346, 3071288, 4442692, 8885384, 12217403, 18881441, 24434806, 37762882, 48869612, 75525764, 97739224, 151051528, 207695851, 415391702, 830783404, 1661566808]

約数ペア:

[(1, 1661566808), (2, 830783404), (4, 415391702), (8, 207695851), (11, 151051528), (17, 97739224), (22, 75525764), (34, 48869612), (44, 37762882), (68, 24434806), (88, 18881441), (136, 12217403), (187, 8885384), (374, 4442692), (541, 3071288), (748, 2221346), (1082, 1535644), (1496, 1110673), (2053, 809336), (2164, 767822), (4106, 404668), (4328, 383911), (5951, 279208), (8212, 202334), (9197, 180664), (11902, 139604), (16424, 101167), (18394, 90332), (22583, 73576), (23804, 69802), (34901, 47608), (36788, 45166)]