261529908

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{5009}}^1$

素因数の和:5264

約数の個数: 48

約数和(自身を含む): 645288000

約数和(自身を除く): 383758092

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 229, 458, 687, 916, 1374, 2748, 4351, 5009, 8702, 10018, 13053, 15027, 17404, 20036, 26106, 30054, 52212, 60108, 95171, 190342, 285513, 380684, 571026, 1142052, 1147061, 2294122, 3441183, 4588244, 6882366, 13764732, 21794159, 43588318, 65382477, 87176636, 130764954, 261529908]

約数ペア:

[(1, 261529908), (2, 130764954), (3, 87176636), (4, 65382477), (6, 43588318), (12, 21794159), (19, 13764732), (38, 6882366), (57, 4588244), (76, 3441183), (114, 2294122), (228, 1147061), (229, 1142052), (458, 571026), (687, 380684), (916, 285513), (1374, 190342), (2748, 95171), (4351, 60108), (5009, 52212), (8702, 30054), (10018, 26106), (13053, 20036), (15027, 17404)]