203208401

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 241643520

約数和(自身を除く): 38435119

約数列:

[1, 11, 19, 47, 137, 151, 209, 517, 893, 1507, 1661, 2603, 2869, 6439, 7097, 9823, 20687, 28633, 31559, 70829, 78067, 122341, 134843, 227557, 393053, 972289, 1345751, 1483273, 4323583, 10695179, 18473491, 203208401]

約数ペア:

[(1, 203208401), (11, 18473491), (19, 10695179), (47, 4323583), (137, 1483273), (151, 1345751), (209, 972289), (517, 393053), (893, 227557), (1507, 134843), (1661, 122341), (2603, 78067), (2869, 70829), (6439, 31559), (7097, 28633), (9823, 20687)]