489856255

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{487}}^1\times {\mathrm{991}}^1$

素因数の和:1519

約数の個数: 32

約数和(自身を含む): 697098240

約数和(自身を除く): 207241985

約数列:

[1, 5, 7, 29, 35, 145, 203, 487, 991, 1015, 2435, 3409, 4955, 6937, 14123, 17045, 28739, 34685, 70615, 98861, 143695, 201173, 482617, 494305, 1005865, 2413085, 3378319, 13995893, 16891595, 69979465, 97971251, 489856255]

約数ペア:

[(1, 489856255), (5, 97971251), (7, 69979465), (29, 16891595), (35, 13995893), (145, 3378319), (203, 2413085), (487, 1005865), (991, 494305), (1015, 482617), (2435, 201173), (3409, 143695), (4955, 98861), (6937, 70615), (14123, 34685), (17045, 28739)]