156780585

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{947}}^1$

素因数の和:1254

約数の個数: 48

約数和(自身を含む): 294001344

約数和(自身を除く): 137220759

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 283, 585, 849, 947, 1415, 2547, 2841, 3679, 4245, 4735, 8523, 11037, 12311, 12735, 14205, 18395, 33111, 36933, 42615, 55185, 61555, 110799, 165555, 184665, 268001, 553995, 804003, 1340005, 2412009, 3484013, 4020015, 10452039, 12060045, 17420065, 31356117, 52260195, 156780585]

約数ペア:

[(1, 156780585), (3, 52260195), (5, 31356117), (9, 17420065), (13, 12060045), (15, 10452039), (39, 4020015), (45, 3484013), (65, 2412009), (117, 1340005), (195, 804003), (283, 553995), (585, 268001), (849, 184665), (947, 165555), (1415, 110799), (2547, 61555), (2841, 55185), (3679, 42615), (4245, 36933), (4735, 33111), (8523, 18395), (11037, 14205), (12311, 12735)]