77827561

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:349

約数の個数: 32

約数和(自身を含む): 97689600

約数和(自身を除く): 19862039

約数列:

[1, 7, 23, 29, 79, 161, 203, 211, 553, 667, 1477, 1817, 2291, 4669, 4853, 6119, 12719, 16037, 16669, 33971, 42833, 52693, 116683, 140737, 368851, 383387, 483401, 985159, 2683709, 3383807, 11118223, 77827561]

約数ペア:

[(1, 77827561), (7, 11118223), (23, 3383807), (29, 2683709), (79, 985159), (161, 483401), (203, 383387), (211, 368851), (553, 140737), (667, 116683), (1477, 52693), (1817, 42833), (2291, 33971), (4669, 16669), (4853, 16037), (6119, 12719)]