400246737

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{311}}^1\times {\mathrm{661}}^1$

素因数の和:1045

約数の個数: 32

約数和(自身を含む): 594846720

約数和(自身を除く): 194599983

約数列:

[1, 3, 11, 33, 59, 177, 311, 649, 661, 933, 1947, 1983, 3421, 7271, 10263, 18349, 21813, 38999, 55047, 116997, 201839, 205571, 428989, 605517, 616713, 1286967, 2261281, 6783843, 12128689, 36386067, 133415579, 400246737]

約数ペア:

[(1, 400246737), (3, 133415579), (11, 36386067), (33, 12128689), (59, 6783843), (177, 2261281), (311, 1286967), (649, 616713), (661, 605517), (933, 428989), (1947, 205571), (1983, 201839), (3421, 116997), (7271, 55047), (10263, 38999), (18349, 21813)]