50720985

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{17891}}^1$

素因数の和:17915

約数の個数: 40

約数和(自身を含む): 103916736

約数和(自身を除く): 53195751

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 17891, 53673, 89455, 125237, 161019, 268365, 375711, 483057, 626185, 805095, 1127133, 1449171, 1878555, 2415285, 3381399, 5635665, 7245855, 10144197, 16906995, 50720985]

約数ペア:

[(1, 50720985), (3, 16906995), (5, 10144197), (7, 7245855), (9, 5635665), (15, 3381399), (21, 2415285), (27, 1878555), (35, 1449171), (45, 1127133), (63, 805095), (81, 626185), (105, 483057), (135, 375711), (189, 268365), (315, 161019), (405, 125237), (567, 89455), (945, 53673), (2835, 17891)]