2002180545

素因数分解:

$3^3\times 5^1\times {\mathrm{947}}^1\times {\mathrm{15661}}^1$

素因数の和:16622

約数の個数: 32

約数和(自身を含む): 3563418240

約数和(自身を除く): 1561237695

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 947, 2841, 4735, 8523, 14205, 15661, 25569, 42615, 46983, 78305, 127845, 140949, 234915, 422847, 704745, 2114235, 14830967, 44492901, 74154835, 133478703, 222464505, 400436109, 667393515, 2002180545]

約数ペア:

[(1, 2002180545), (3, 667393515), (5, 400436109), (9, 222464505), (15, 133478703), (27, 74154835), (45, 44492901), (135, 14830967), (947, 2114235), (2841, 704745), (4735, 422847), (8523, 234915), (14205, 140949), (15661, 127845), (25569, 78305), (42615, 46983)]