261639774

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{440471}}^1$

素因数の和:440493

約数の個数: 32

約数和(自身を含む): 634279680

約数和(自身を除く): 372639906

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 27, 33, 54, 66, 99, 198, 297, 594, 440471, 880942, 1321413, 2642826, 3964239, 4845181, 7928478, 9690362, 11892717, 14535543, 23785434, 29071086, 43606629, 87213258, 130819887, 261639774]

約数ペア:

[(1, 261639774), (2, 130819887), (3, 87213258), (6, 43606629), (9, 29071086), (11, 23785434), (18, 14535543), (22, 11892717), (27, 9690362), (33, 7928478), (54, 4845181), (66, 3964239), (99, 2642826), (198, 1321413), (297, 880942), (594, 440471)]