42157505

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:377

約数の個数: 32

約数和(自身を含む): 57528576

約数和(自身を除く): 15371071

約数列:

[1, 5, 13, 23, 65, 115, 163, 173, 299, 815, 865, 1495, 2119, 2249, 3749, 3979, 10595, 11245, 18745, 19895, 28199, 48737, 51727, 140995, 243685, 258635, 366587, 648577, 1832935, 3242885, 8431501, 42157505]

約数ペア:

[(1, 42157505), (5, 8431501), (13, 3242885), (23, 1832935), (65, 648577), (115, 366587), (163, 258635), (173, 243685), (299, 140995), (815, 51727), (865, 48737), (1495, 28199), (2119, 19895), (2249, 18745), (3749, 11245), (3979, 10595)]