221216510

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{3407}}^1$

素因数の和:3608

約数の個数: 32

約数和(自身を含む): 410268672

約数和(自身を除く): 189052162

約数列:

[1, 2, 5, 10, 43, 86, 151, 215, 302, 430, 755, 1510, 3407, 6493, 6814, 12986, 17035, 32465, 34070, 64930, 146501, 293002, 514457, 732505, 1028914, 1465010, 2572285, 5144570, 22121651, 44243302, 110608255, 221216510]

約数ペア:

[(1, 221216510), (2, 110608255), (5, 44243302), (10, 22121651), (43, 5144570), (86, 2572285), (151, 1465010), (215, 1028914), (302, 732505), (430, 514457), (755, 293002), (1510, 146501), (3407, 64930), (6493, 34070), (6814, 32465), (12986, 17035)]