218596170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{560503}}^1$

素因数の和:560526

約数の個数: 32

約数和(自身を含む): 564988032

約数和(自身を除く): 346391862

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 560503, 1121006, 1681509, 2802515, 3363018, 5605030, 7286539, 8407545, 14573078, 16815090, 21859617, 36432695, 43719234, 72865390, 109298085, 218596170]

約数ペア:

[(1, 218596170), (2, 109298085), (3, 72865390), (5, 43719234), (6, 36432695), (10, 21859617), (13, 16815090), (15, 14573078), (26, 8407545), (30, 7286539), (39, 5605030), (65, 3363018), (78, 2802515), (130, 1681509), (195, 1121006), (390, 560503)]