77948247

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1321}}^1$

素因数の和:1443

約数の個数: 32

約数和(自身を含む): 119931840

約数和(自身を除く): 41983593

約数列:

[1, 3, 13, 17, 39, 51, 89, 221, 267, 663, 1157, 1321, 1513, 3471, 3963, 4539, 17173, 19669, 22457, 51519, 59007, 67371, 117569, 291941, 352707, 875823, 1528397, 1998673, 4585191, 5996019, 25982749, 77948247]

約数ペア:

[(1, 77948247), (3, 25982749), (13, 5996019), (17, 4585191), (39, 1998673), (51, 1528397), (89, 875823), (221, 352707), (267, 291941), (663, 117569), (1157, 67371), (1321, 59007), (1513, 51519), (3471, 22457), (3963, 19669), (4539, 17173)]