30380031

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{521}}^1$

素因数の和:588

約数の個数: 48

約数和(自身を含む): 52116480

約数和(自身を除く): 21736449

約数列:

[1, 3, 9, 11, 19, 31, 33, 57, 93, 99, 171, 209, 279, 341, 521, 589, 627, 1023, 1563, 1767, 1881, 3069, 4689, 5301, 5731, 6479, 9899, 16151, 17193, 19437, 29697, 48453, 51579, 58311, 89091, 108889, 145359, 177661, 306869, 326667, 532983, 920607, 980001, 1598949, 2761821, 3375559, 10126677, 30380031]

約数ペア:

[(1, 30380031), (3, 10126677), (9, 3375559), (11, 2761821), (19, 1598949), (31, 980001), (33, 920607), (57, 532983), (93, 326667), (99, 306869), (171, 177661), (209, 145359), (279, 108889), (341, 89091), (521, 58311), (589, 51579), (627, 48453), (1023, 29697), (1563, 19437), (1767, 17193), (1881, 16151), (3069, 9899), (4689, 6479), (5301, 5731)]