1661791428

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{6073}}^1$

素因数の和:6785

約数の個数: 72

約数和(自身を含む): 4589903136

約数和(自身を除く): 2928111708

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 691, 1382, 2073, 2764, 4146, 6073, 6219, 7601, 8292, 12146, 12438, 15202, 18219, 22803, 24292, 24876, 30404, 36438, 45606, 54657, 66803, 68409, 72876, 91212, 109314, 133606, 136818, 200409, 218628, 267212, 273636, 400818, 601227, 801636, 1202454, 2404908, 4196443, 8392886, 12589329, 16785772, 25178658, 37767987, 46160873, 50357316, 75535974, 92321746, 138482619, 151071948, 184643492, 276965238, 415447857, 553930476, 830895714, 1661791428]

約数ペア:

[(1, 1661791428), (2, 830895714), (3, 553930476), (4, 415447857), (6, 276965238), (9, 184643492), (11, 151071948), (12, 138482619), (18, 92321746), (22, 75535974), (33, 50357316), (36, 46160873), (44, 37767987), (66, 25178658), (99, 16785772), (132, 12589329), (198, 8392886), (396, 4196443), (691, 2404908), (1382, 1202454), (2073, 801636), (2764, 601227), (4146, 400818), (6073, 273636), (6219, 267212), (7601, 218628), (8292, 200409), (12146, 136818), (12438, 133606), (15202, 109314), (18219, 91212), (22803, 72876), (24292, 68409), (24876, 66803), (30404, 54657), (36438, 45606)]