15187797

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{661}}^1$

素因数の和:730

約数の個数: 32

約数和(自身を含む): 24149760

約数和(自身を除く): 8961963

約数列:

[1, 3, 9, 23, 27, 37, 69, 111, 207, 333, 621, 661, 851, 999, 1983, 2553, 5949, 7659, 15203, 17847, 22977, 24457, 45609, 73371, 136827, 220113, 410481, 562511, 660339, 1687533, 5062599, 15187797]

約数ペア:

[(1, 15187797), (3, 5062599), (9, 1687533), (23, 660339), (27, 562511), (37, 410481), (69, 220113), (111, 136827), (207, 73371), (333, 45609), (621, 24457), (661, 22977), (851, 17847), (999, 15203), (1983, 7659), (2553, 5949)]