842873005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{2437}}^1$

素因数の和:2785

約数の個数: 32

約数和(自身を含む): 1157484384

約数和(自身を除く): 314611379

約数列:

[1, 5, 13, 17, 65, 85, 221, 313, 1105, 1565, 2437, 4069, 5321, 12185, 20345, 26605, 31681, 41429, 69173, 158405, 207145, 345865, 538577, 762781, 2692885, 3813905, 9916153, 12967277, 49580765, 64836385, 168574601, 842873005]

約数ペア:

[(1, 842873005), (5, 168574601), (13, 64836385), (17, 49580765), (65, 12967277), (85, 9916153), (221, 3813905), (313, 2692885), (1105, 762781), (1565, 538577), (2437, 345865), (4069, 207145), (5321, 158405), (12185, 69173), (20345, 41429), (26605, 31681)]