42564145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:513

約数の個数: 32

約数和(自身を含む): 58351104

約数和(自身を除く): 15786959

約数列:

[1, 5, 13, 23, 65, 71, 115, 299, 355, 401, 923, 1495, 1633, 2005, 4615, 5213, 8165, 9223, 21229, 26065, 28471, 46115, 106145, 119899, 142355, 370123, 599495, 654833, 1850615, 3274165, 8512829, 42564145]

約数ペア:

[(1, 42564145), (5, 8512829), (13, 3274165), (23, 1850615), (65, 654833), (71, 599495), (115, 370123), (299, 142355), (355, 119899), (401, 106145), (923, 46115), (1495, 28471), (1633, 26065), (2005, 21229), (4615, 9223), (5213, 8165)]