78432813

素因数分解:

$3^3\times {\mathrm{67}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:494

約数の個数: 32

約数和(自身を含む): 119070720

約数和(自身を除く): 40637907

約数列:

[1, 3, 9, 27, 67, 191, 201, 227, 573, 603, 681, 1719, 1809, 2043, 5157, 6129, 12797, 15209, 38391, 43357, 45627, 115173, 130071, 136881, 345519, 390213, 410643, 1170639, 2904919, 8714757, 26144271, 78432813]

約数ペア:

[(1, 78432813), (3, 26144271), (9, 8714757), (27, 2904919), (67, 1170639), (191, 410643), (201, 390213), (227, 345519), (573, 136881), (603, 130071), (681, 115173), (1719, 45627), (1809, 43357), (2043, 38391), (5157, 15209), (6129, 12797)]