220100309

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2447}}^1$

素因数の和:2525

約数の個数: 32

約数和(自身を含む): 281304576

約数和(自身を除く): 61204267

約数列:

[1, 11, 13, 17, 37, 143, 187, 221, 407, 481, 629, 2431, 2447, 5291, 6919, 8177, 26917, 31811, 41599, 89947, 90539, 349921, 457589, 540787, 995929, 1177007, 1539163, 5948657, 12947077, 16930793, 20009119, 220100309]

約数ペア:

[(1, 220100309), (11, 20009119), (13, 16930793), (17, 12947077), (37, 5948657), (143, 1539163), (187, 1177007), (221, 995929), (407, 540787), (481, 457589), (629, 349921), (2431, 90539), (2447, 89947), (5291, 41599), (6919, 31811), (8177, 26917)]