258847005

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{271}}^1\times {\mathrm{1721}}^1$

素因数の和:2037

約数の個数: 32

約数和(自身を含む): 427166208

約数和(自身を除く): 168319203

約数列:

[1, 3, 5, 15, 37, 111, 185, 271, 555, 813, 1355, 1721, 4065, 5163, 8605, 10027, 25815, 30081, 50135, 63677, 150405, 191031, 318385, 466391, 955155, 1399173, 2331955, 6995865, 17256467, 51769401, 86282335, 258847005]

約数ペア:

[(1, 258847005), (3, 86282335), (5, 51769401), (15, 17256467), (37, 6995865), (111, 2331955), (185, 1399173), (271, 955155), (555, 466391), (813, 318385), (1355, 191031), (1721, 150405), (4065, 63677), (5163, 50135), (8605, 30081), (10027, 25815)]