268531809

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{1693}}^1$

素因数の和:1806

約数の個数: 48

約数和(自身を含む): 454208832

約数和(自身を除く): 185677023

約数列:

[1, 3, 7, 13, 21, 39, 49, 83, 91, 147, 249, 273, 581, 637, 1079, 1693, 1743, 1911, 3237, 4067, 5079, 7553, 11851, 12201, 22009, 22659, 35553, 52871, 66027, 82957, 140519, 154063, 158613, 248871, 421557, 462189, 983633, 1078441, 1826747, 2950899, 3235323, 5480241, 6885431, 12787229, 20656293, 38361687, 89510603, 268531809]

約数ペア:

[(1, 268531809), (3, 89510603), (7, 38361687), (13, 20656293), (21, 12787229), (39, 6885431), (49, 5480241), (83, 3235323), (91, 2950899), (147, 1826747), (249, 1078441), (273, 983633), (581, 462189), (637, 421557), (1079, 248871), (1693, 158613), (1743, 154063), (1911, 140519), (3237, 82957), (4067, 66027), (5079, 52871), (7553, 35553), (11851, 22659), (12201, 22009)]