51111995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{829}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 71712000

約数和(自身を除く): 20600005

約数列:

[1, 5, 11, 19, 55, 59, 95, 209, 295, 649, 829, 1045, 1121, 3245, 4145, 5605, 9119, 12331, 15751, 45595, 48911, 61655, 78755, 173261, 244555, 538021, 866305, 929309, 2690105, 4646545, 10222399, 51111995]

約数ペア:

[(1, 51111995), (5, 10222399), (11, 4646545), (19, 2690105), (55, 929309), (59, 866305), (95, 538021), (209, 244555), (295, 173261), (649, 78755), (829, 61655), (1045, 48911), (1121, 45595), (3245, 15751), (4145, 12331), (5605, 9119)]