2126179705

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{167}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 2974809600

約数和(自身を除く): 848629895

約数列:

[1, 5, 13, 19, 61, 65, 95, 167, 169, 247, 305, 793, 835, 845, 1159, 1235, 2171, 2197, 3173, 3211, 3965, 5795, 10187, 10309, 10855, 10985, 15067, 15865, 16055, 28223, 41249, 41743, 50935, 51545, 75335, 132431, 134017, 141115, 193553, 195871, 206245, 208715, 366899, 536237, 662155, 670085, 967765, 979355, 1721603, 1834495, 2516189, 2546323, 2681185, 6971081, 8608015, 12580945, 12731615, 22380839, 32710457, 34855405, 111904195, 163552285, 425235941, 2126179705]

約数ペア:

[(1, 2126179705), (5, 425235941), (13, 163552285), (19, 111904195), (61, 34855405), (65, 32710457), (95, 22380839), (167, 12731615), (169, 12580945), (247, 8608015), (305, 6971081), (793, 2681185), (835, 2546323), (845, 2516189), (1159, 1834495), (1235, 1721603), (2171, 979355), (2197, 967765), (3173, 670085), (3211, 662155), (3965, 536237), (5795, 366899), (10187, 208715), (10309, 206245), (10855, 195871), (10985, 193553), (15067, 141115), (15865, 134017), (16055, 132431), (28223, 75335), (41249, 51545), (41743, 50935)]