12875331

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{61}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 21943040

約数和(自身を除く): 9067709

約数列:

[1, 3, 7, 19, 21, 23, 57, 61, 69, 133, 161, 183, 399, 427, 437, 483, 529, 1159, 1281, 1311, 1403, 1587, 3059, 3477, 3703, 4209, 8113, 9177, 9821, 10051, 11109, 24339, 26657, 29463, 30153, 32269, 70357, 79971, 96807, 186599, 211071, 225883, 559797, 613111, 677649, 1839333, 4291777, 12875331]

約数ペア:

[(1, 12875331), (3, 4291777), (7, 1839333), (19, 677649), (21, 613111), (23, 559797), (57, 225883), (61, 211071), (69, 186599), (133, 96807), (161, 79971), (183, 70357), (399, 32269), (427, 30153), (437, 29463), (483, 26657), (529, 24339), (1159, 11109), (1281, 10051), (1311, 9821), (1403, 9177), (1587, 8113), (3059, 4209), (3477, 3703)]