71238245

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{2803}}^1$

素因数の和:2861

約数の個数: 32

約数和(自身を含む): 101751552

約数和(自身を除く): 30513307

約数列:

[1, 5, 13, 17, 23, 65, 85, 115, 221, 299, 391, 1105, 1495, 1955, 2803, 5083, 14015, 25415, 36439, 47651, 64469, 182195, 238255, 322345, 619463, 838097, 1095973, 3097315, 4190485, 5479865, 14247649, 71238245]

約数ペア:

[(1, 71238245), (5, 14247649), (13, 5479865), (17, 4190485), (23, 3097315), (65, 1095973), (85, 838097), (115, 619463), (221, 322345), (299, 238255), (391, 182195), (1105, 64469), (1495, 47651), (1955, 36439), (2803, 25415), (5083, 14015)]