551145001

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{499}}^1$

素因数の和:661

約数の個数: 32

約数和(自身を含む): 645120000

約数和(自身を除く): 93974999

約数列:

[1, 11, 31, 41, 79, 341, 451, 499, 869, 1271, 2449, 3239, 5489, 13981, 15469, 20459, 26939, 35629, 39421, 100409, 170159, 225049, 433631, 634229, 1104499, 1222051, 1616261, 6976519, 13442561, 17778871, 50104091, 551145001]

約数ペア:

[(1, 551145001), (11, 50104091), (31, 17778871), (41, 13442561), (79, 6976519), (341, 1616261), (451, 1222051), (499, 1104499), (869, 634229), (1271, 433631), (2449, 225049), (3239, 170159), (5489, 100409), (13981, 39421), (15469, 35629), (20459, 26939)]