128798831

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 159559680

約数和(自身を除く): 30760849

約数列:

[1, 7, 29, 31, 97, 203, 211, 217, 679, 899, 1477, 2813, 3007, 6119, 6293, 6541, 19691, 20467, 21049, 42833, 45787, 87203, 143269, 189689, 593543, 610421, 634477, 1327823, 4154801, 4441339, 18399833, 128798831]

約数ペア:

[(1, 128798831), (7, 18399833), (29, 4441339), (31, 4154801), (97, 1327823), (203, 634477), (211, 610421), (217, 593543), (679, 189689), (899, 143269), (1477, 87203), (2813, 45787), (3007, 42833), (6119, 21049), (6293, 20467), (6541, 19691)]