78128091

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 120268800

約数和(自身を除く): 42140709

約数列:

[1, 3, 9, 27, 31, 93, 269, 279, 347, 807, 837, 1041, 2421, 3123, 7263, 8339, 9369, 10757, 25017, 32271, 75051, 93343, 96813, 225153, 280029, 290439, 840087, 2520261, 2893633, 8680899, 26042697, 78128091]

約数ペア:

[(1, 78128091), (3, 26042697), (9, 8680899), (27, 2893633), (31, 2520261), (93, 840087), (269, 290439), (279, 280029), (347, 225153), (807, 96813), (837, 93343), (1041, 75051), (2421, 32271), (3123, 25017), (7263, 10757), (8339, 9369)]