4900005

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 9771840

約数和(自身を除く): 4871835

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 285, 495, 521, 627, 855, 1045, 1563, 1881, 2605, 3135, 4689, 5731, 7815, 9405, 9899, 17193, 23445, 28655, 29697, 49495, 51579, 85965, 89091, 108889, 148485, 257895, 326667, 445455, 544445, 980001, 1633335, 4900005]

約数ペア:

[(1, 4900005), (3, 1633335), (5, 980001), (9, 544445), (11, 445455), (15, 326667), (19, 257895), (33, 148485), (45, 108889), (55, 89091), (57, 85965), (95, 51579), (99, 49495), (165, 29697), (171, 28655), (209, 23445), (285, 17193), (495, 9899), (521, 9405), (627, 7815), (855, 5731), (1045, 4689), (1563, 3135), (1881, 2605)]