564975

素因数分解:

$3^6\times 5^2\times {\mathrm{31}}^1$

素因数の和:59

約数の個数: 42

約数和(自身を含む): 1084256

約数和(自身を除く): 519281

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 81, 93, 135, 155, 225, 243, 279, 405, 465, 675, 729, 775, 837, 1215, 1395, 2025, 2325, 2511, 3645, 4185, 6075, 6975, 7533, 12555, 18225, 20925, 22599, 37665, 62775, 112995, 188325, 564975]

約数ペア:

[(1, 564975), (3, 188325), (5, 112995), (9, 62775), (15, 37665), (25, 22599), (27, 20925), (31, 18225), (45, 12555), (75, 7533), (81, 6975), (93, 6075), (135, 4185), (155, 3645), (225, 2511), (243, 2325), (279, 2025), (405, 1395), (465, 1215), (675, 837), (729, 775)]