86691591

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{281}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 147813120

約数和(自身を除く): 61121529

約数列:

[1, 3, 7, 9, 21, 59, 63, 83, 177, 249, 281, 413, 531, 581, 747, 843, 1239, 1743, 1967, 2529, 3717, 4897, 5229, 5901, 14691, 16579, 17703, 23323, 34279, 44073, 49737, 69969, 102837, 116053, 149211, 163261, 209907, 308511, 348159, 489783, 1044477, 1376057, 1469349, 4128171, 9632399, 12384513, 28897197, 86691591]

約数ペア:

[(1, 86691591), (3, 28897197), (7, 12384513), (9, 9632399), (21, 4128171), (59, 1469349), (63, 1376057), (83, 1044477), (177, 489783), (249, 348159), (281, 308511), (413, 209907), (531, 163261), (581, 149211), (747, 116053), (843, 102837), (1239, 69969), (1743, 49737), (1967, 44073), (2529, 34279), (3717, 23323), (4897, 17703), (5229, 16579), (5901, 14691)]