209383559

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1\times {\mathrm{619}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 274268160

約数和(自身を除く): 64884601

約数列:

[1, 7, 11, 23, 77, 161, 191, 253, 619, 1337, 1771, 2101, 4333, 4393, 6809, 14237, 14707, 30751, 47663, 48323, 99659, 118229, 156607, 338261, 827603, 1096249, 1300519, 2719267, 9103633, 19034869, 29911937, 209383559]

約数ペア:

[(1, 209383559), (7, 29911937), (11, 19034869), (23, 9103633), (77, 2719267), (161, 1300519), (191, 1096249), (253, 827603), (619, 338261), (1337, 156607), (1771, 118229), (2101, 99659), (4333, 48323), (4393, 47663), (6809, 30751), (14237, 14707)]