81439710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{246787}}^1$

素因数の和:246808

約数の個数: 32

約数和(自身を含む): 213224832

約数和(自身を除く): 131785122

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 246787, 493574, 740361, 1233935, 1480722, 2467870, 2714657, 3701805, 5429314, 7403610, 8143971, 13573285, 16287942, 27146570, 40719855, 81439710]

約数ペア:

[(1, 81439710), (2, 40719855), (3, 27146570), (5, 16287942), (6, 13573285), (10, 8143971), (11, 7403610), (15, 5429314), (22, 3701805), (30, 2714657), (33, 2467870), (55, 1480722), (66, 1233935), (110, 740361), (165, 493574), (330, 246787)]