207963171

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{709}}^1$

素因数の和:860

約数の個数: 48

約数和(自身を含む): 341140800

約数和(自身を除く): 133177629

約数列:

[1, 3, 9, 13, 23, 39, 69, 109, 117, 207, 299, 327, 709, 897, 981, 1417, 2127, 2507, 2691, 4251, 6381, 7521, 9217, 12753, 16307, 22563, 27651, 32591, 48921, 77281, 82953, 97773, 146763, 211991, 231843, 293319, 635973, 695529, 1004653, 1777463, 1907919, 3013959, 5332389, 9041877, 15997167, 23107019, 69321057, 207963171]

約数ペア:

[(1, 207963171), (3, 69321057), (9, 23107019), (13, 15997167), (23, 9041877), (39, 5332389), (69, 3013959), (109, 1907919), (117, 1777463), (207, 1004653), (299, 695529), (327, 635973), (709, 293319), (897, 231843), (981, 211991), (1417, 146763), (2127, 97773), (2507, 82953), (2691, 77281), (4251, 48921), (6381, 32591), (7521, 27651), (9217, 22563), (12753, 16307)]