39978225

素因数分解:

$3^3\times 5^2\times 7^1\times {\mathrm{8461}}^1$

素因数の和:8487

約数の個数: 48

約数和(自身を含む): 83943040

約数和(自身を除く): 43964815

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 27, 35, 45, 63, 75, 105, 135, 175, 189, 225, 315, 525, 675, 945, 1575, 4725, 8461, 25383, 42305, 59227, 76149, 126915, 177681, 211525, 228447, 296135, 380745, 533043, 634575, 888405, 1142235, 1480675, 1599129, 1903725, 2665215, 4442025, 5711175, 7995645, 13326075, 39978225]

約数ペア:

[(1, 39978225), (3, 13326075), (5, 7995645), (7, 5711175), (9, 4442025), (15, 2665215), (21, 1903725), (25, 1599129), (27, 1480675), (35, 1142235), (45, 888405), (63, 634575), (75, 533043), (105, 380745), (135, 296135), (175, 228447), (189, 211525), (225, 177681), (315, 126915), (525, 76149), (675, 59227), (945, 42305), (1575, 25383), (4725, 8461)]