78128703

素因数分解:

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

素因数の和:356

約数の個数: 36

約数和(自身を含む): 120655080

約数和(自身を除く): 42526377

約数列:

[1, 3, 9, 19, 57, 139, 171, 173, 361, 417, 519, 1083, 1251, 1557, 2641, 3249, 3287, 7923, 9861, 23769, 24047, 29583, 50179, 62453, 72141, 150537, 187359, 216423, 451611, 456893, 562077, 1370679, 4112037, 8680967, 26042901, 78128703]

約数ペア:

[(1, 78128703), (3, 26042901), (9, 8680967), (19, 4112037), (57, 1370679), (139, 562077), (171, 456893), (173, 451611), (361, 216423), (417, 187359), (519, 150537), (1083, 72141), (1251, 62453), (1557, 50179), (2641, 29583), (3249, 24047), (3287, 23769), (7923, 9861)]