208717795

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{1163}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 295674624

約数和(自身を除く): 86956829

約数列:

[1, 5, 11, 13, 55, 65, 143, 251, 715, 1163, 1255, 2761, 3263, 5815, 12793, 13805, 15119, 16315, 35893, 63965, 75595, 166309, 179465, 291913, 831545, 1459565, 3211043, 3794869, 16055215, 18974345, 41743559, 208717795]

約数ペア:

[(1, 208717795), (5, 41743559), (11, 18974345), (13, 16055215), (55, 3794869), (65, 3211043), (143, 1459565), (251, 831545), (715, 291913), (1163, 179465), (1255, 166309), (2761, 75595), (3263, 63965), (5815, 35893), (12793, 16315), (13805, 15119)]