81909378

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{811}}^1$

素因数の和:1031

約数の個数: 48

約数和(自身を含む): 184434432

約数和(自身を除く): 102525054

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 181, 186, 279, 362, 543, 558, 811, 1086, 1622, 1629, 2433, 3258, 4866, 5611, 7299, 11222, 14598, 16833, 25141, 33666, 50282, 50499, 75423, 100998, 146791, 150846, 226269, 293582, 440373, 452538, 880746, 1321119, 2642238, 4550521, 9101042, 13651563, 27303126, 40954689, 81909378]

約数ペア:

[(1, 81909378), (2, 40954689), (3, 27303126), (6, 13651563), (9, 9101042), (18, 4550521), (31, 2642238), (62, 1321119), (93, 880746), (181, 452538), (186, 440373), (279, 293582), (362, 226269), (543, 150846), (558, 146791), (811, 100998), (1086, 75423), (1622, 50499), (1629, 50282), (2433, 33666), (3258, 25141), (4866, 16833), (5611, 14598), (7299, 11222)]