77169885

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23279}}^1$

素因数の和:23317

約数の個数: 32

約数和(自身を含む): 140797440

約数和(自身を除く): 63627555

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 195, 221, 255, 663, 1105, 3315, 23279, 69837, 116395, 302627, 349185, 395743, 907881, 1187229, 1513135, 1978715, 4539405, 5144659, 5936145, 15433977, 25723295, 77169885]

約数ペア:

[(1, 77169885), (3, 25723295), (5, 15433977), (13, 5936145), (15, 5144659), (17, 4539405), (39, 1978715), (51, 1513135), (65, 1187229), (85, 907881), (195, 395743), (221, 349185), (255, 302627), (663, 116395), (1105, 69837), (3315, 23279)]