213141370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{39989}}^1$

素因数の和:40050

約数の個数: 32

約数和(自身を含む): 423254160

約数和(自身を除く): 210112790

約数列:

[1, 2, 5, 10, 13, 26, 41, 65, 82, 130, 205, 410, 533, 1066, 2665, 5330, 39989, 79978, 199945, 399890, 519857, 1039714, 1639549, 2599285, 3279098, 5198570, 8197745, 16395490, 21314137, 42628274, 106570685, 213141370]

約数ペア:

[(1, 213141370), (2, 106570685), (5, 42628274), (10, 21314137), (13, 16395490), (26, 8197745), (41, 5198570), (65, 3279098), (82, 2599285), (130, 1639549), (205, 1039714), (410, 519857), (533, 399890), (1066, 199945), (2665, 79978), (5330, 39989)]