53051739

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1$

素因数の和:419

約数の個数: 32

約数和(自身を含む): 78597120

約数和(自身を除く): 25545381

約数列:

[1, 3, 13, 39, 67, 79, 201, 237, 257, 771, 871, 1027, 2613, 3081, 3341, 5293, 10023, 15879, 17219, 20303, 51657, 60909, 68809, 206427, 223847, 263939, 671541, 791817, 1360301, 4080903, 17683913, 53051739]

約数ペア:

[(1, 53051739), (3, 17683913), (13, 4080903), (39, 1360301), (67, 791817), (79, 671541), (201, 263939), (237, 223847), (257, 206427), (771, 68809), (871, 60909), (1027, 51657), (2613, 20303), (3081, 17219), (3341, 15879), (5293, 10023)]