28494465

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{853}}^1$

素因数の和:1009

約数の個数: 32

約数和(自身を含む): 48698496

約数和(自身を除く): 20204031

約数列:

[1, 3, 5, 15, 17, 51, 85, 131, 255, 393, 655, 853, 1965, 2227, 2559, 4265, 6681, 11135, 12795, 14501, 33405, 43503, 72505, 111743, 217515, 335229, 558715, 1676145, 1899631, 5698893, 9498155, 28494465]

約数ペア:

[(1, 28494465), (3, 9498155), (5, 5698893), (15, 1899631), (17, 1676145), (51, 558715), (85, 335229), (131, 217515), (255, 111743), (393, 72505), (655, 43503), (853, 33405), (1965, 14501), (2227, 12795), (2559, 11135), (4265, 6681)]