242500713

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{12511}}^1$

素因数の和:12605

約数の個数: 32

約数和(自身を含む): 403587072

約数和(自身を除く): 161086359

約数列:

[1, 3, 7, 13, 21, 39, 71, 91, 213, 273, 497, 923, 1491, 2769, 6461, 12511, 19383, 37533, 87577, 162643, 262731, 487929, 888281, 1138501, 2664843, 3415503, 6217967, 11547653, 18653901, 34642959, 80833571, 242500713]

約数ペア:

[(1, 242500713), (3, 80833571), (7, 34642959), (13, 18653901), (21, 11547653), (39, 6217967), (71, 3415503), (91, 2664843), (213, 1138501), (273, 888281), (497, 487929), (923, 262731), (1491, 162643), (2769, 87577), (6461, 37533), (12511, 19383)]