219626290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{479}}^1\times {\mathrm{3527}}^1$

素因数の和:4026

約数の個数: 32

約数和(自身を含む): 426746880

約数和(自身を除く): 207120590

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 479, 958, 2395, 3527, 4790, 6227, 7054, 12454, 17635, 31135, 35270, 45851, 62270, 91702, 229255, 458510, 1689433, 3378866, 8447165, 16894330, 21962629, 43925258, 109813145, 219626290]

約数ペア:

[(1, 219626290), (2, 109813145), (5, 43925258), (10, 21962629), (13, 16894330), (26, 8447165), (65, 3378866), (130, 1689433), (479, 458510), (958, 229255), (2395, 91702), (3527, 62270), (4790, 45851), (6227, 35270), (7054, 31135), (12454, 17635)]