2642625

素因数分解:

$3^6\times 5^3\times {\mathrm{29}}^1$

素因数の和:62

約数の個数: 56

約数和(自身を含む): 5115240

約数和(自身を除く): 2472615

約数列:

[1, 3, 5, 9, 15, 25, 27, 29, 45, 75, 81, 87, 125, 135, 145, 225, 243, 261, 375, 405, 435, 675, 725, 729, 783, 1125, 1215, 1305, 2025, 2175, 2349, 3375, 3625, 3645, 3915, 6075, 6525, 7047, 10125, 10875, 11745, 18225, 19575, 21141, 30375, 32625, 35235, 58725, 91125, 97875, 105705, 176175, 293625, 528525, 880875, 2642625]

約数ペア:

[(1, 2642625), (3, 880875), (5, 528525), (9, 293625), (15, 176175), (25, 105705), (27, 97875), (29, 91125), (45, 58725), (75, 35235), (81, 32625), (87, 30375), (125, 21141), (135, 19575), (145, 18225), (225, 11745), (243, 10875), (261, 10125), (375, 7047), (405, 6525), (435, 6075), (675, 3915), (725, 3645), (729, 3625), (783, 3375), (1125, 2349), (1215, 2175), (1305, 2025)]