53456481

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:350

約数の個数: 48

約数和(自身を含む): 88670400

約数和(自身を除く): 35213919

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 139, 171, 173, 247, 417, 519, 741, 1251, 1557, 1807, 2223, 2249, 2641, 3287, 5421, 6747, 7923, 9861, 16263, 20241, 23769, 24047, 29583, 34333, 42731, 72141, 102999, 128193, 216423, 308997, 312611, 384579, 456893, 937833, 1370679, 2813499, 4112037, 5939609, 17818827, 53456481]

約数ペア:

[(1, 53456481), (3, 17818827), (9, 5939609), (13, 4112037), (19, 2813499), (39, 1370679), (57, 937833), (117, 456893), (139, 384579), (171, 312611), (173, 308997), (247, 216423), (417, 128193), (519, 102999), (741, 72141), (1251, 42731), (1557, 34333), (1807, 29583), (2223, 24047), (2249, 23769), (2641, 20241), (3287, 16263), (5421, 9861), (6747, 7923)]