85891772979

素因数分解:

$3^4\times {\mathrm{19141}}^1\times {\mathrm{55399}}^1$

素因数の和:74552

約数の個数: 20

約数和(自身を含む): 128316482800

約数和(自身を除く): 42424709821

約数列:

[1, 3, 9, 27, 81, 19141, 55399, 57423, 166197, 172269, 498591, 516807, 1495773, 1550421, 4487319, 1060392259, 3181176777, 9543530331, 28630590993, 85891772979]

約数ペア:

[(1, 85891772979), (3, 28630590993), (9, 9543530331), (27, 3181176777), (81, 1060392259), (19141, 4487319), (55399, 1550421), (57423, 1495773), (166197, 516807), (172269, 498591)]