553889007

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{3329}}^1$

素因数の和:3500

約数の個数: 48

約数和(自身を含む): 969696000

約数和(自身を除く): 415806993

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 139, 171, 399, 417, 973, 1197, 1251, 2641, 2919, 3329, 7923, 8757, 9987, 18487, 23303, 23769, 29961, 55461, 63251, 69909, 166383, 189753, 209727, 442757, 462731, 569259, 1328271, 1388193, 3239117, 3984813, 4164579, 8791889, 9717351, 26375667, 29152053, 61543223, 79127001, 184629669, 553889007]

約数ペア:

[(1, 553889007), (3, 184629669), (7, 79127001), (9, 61543223), (19, 29152053), (21, 26375667), (57, 9717351), (63, 8791889), (133, 4164579), (139, 3984813), (171, 3239117), (399, 1388193), (417, 1328271), (973, 569259), (1197, 462731), (1251, 442757), (2641, 209727), (2919, 189753), (3329, 166383), (7923, 69909), (8757, 63251), (9987, 55461), (18487, 29961), (23303, 23769)]