218212930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{3673}}^1$

素因数の和:4150

約数の個数: 32

約数和(自身を含む): 424038384

約数和(自身を除く): 205825454

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 457, 914, 2285, 3673, 4570, 5941, 7346, 11882, 18365, 29705, 36730, 47749, 59410, 95498, 238745, 477490, 1678561, 3357122, 8392805, 16785610, 21821293, 43642586, 109106465, 218212930]

約数ペア:

[(1, 218212930), (2, 109106465), (5, 43642586), (10, 21821293), (13, 16785610), (26, 8392805), (65, 3357122), (130, 1678561), (457, 477490), (914, 238745), (2285, 95498), (3673, 59410), (4570, 47749), (5941, 36730), (7346, 29705), (11882, 18365)]