161585955

素因数分解:

$3^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{20287}}^1$

素因数の和:20360

約数の個数: 32

約数和(自身を含む): 292147200

約数和(自身を除く): 130561245

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 135, 177, 295, 531, 885, 1593, 2655, 7965, 20287, 60861, 101435, 182583, 304305, 547749, 912915, 1196933, 2738745, 3590799, 5984665, 10772397, 17953995, 32317191, 53861985, 161585955]

約数ペア:

[(1, 161585955), (3, 53861985), (5, 32317191), (9, 17953995), (15, 10772397), (27, 5984665), (45, 3590799), (59, 2738745), (135, 1196933), (177, 912915), (295, 547749), (531, 304305), (885, 182583), (1593, 101435), (2655, 60861), (7965, 20287)]