201481679

素因数分解:

$7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 259153920

約数和(自身を除く): 57672241

約数列:

[1, 7, 23, 31, 49, 73, 79, 161, 217, 511, 553, 713, 1127, 1519, 1679, 1817, 2263, 2449, 3577, 3871, 4991, 5767, 11753, 12719, 15841, 17143, 34937, 40369, 52049, 56327, 82271, 89033, 110887, 120001, 132641, 178777, 282583, 364343, 394289, 928487, 1251439, 2550401, 2760023, 4111871, 6499409, 8760073, 28783097, 201481679]

約数ペア:

[(1, 201481679), (7, 28783097), (23, 8760073), (31, 6499409), (49, 4111871), (73, 2760023), (79, 2550401), (161, 1251439), (217, 928487), (511, 394289), (553, 364343), (713, 282583), (1127, 178777), (1519, 132641), (1679, 120001), (1817, 110887), (2263, 89033), (2449, 82271), (3577, 56327), (3871, 52049), (4991, 40369), (5767, 34937), (11753, 17143), (12719, 15841)]