172834995

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{2543}}^1$

素因数の和:2771

約数の個数: 32

約数和(自身を含む): 290138112

約数和(自身を除く): 117303117

約数列:

[1, 3, 5, 15, 23, 69, 115, 197, 345, 591, 985, 2543, 2955, 4531, 7629, 12715, 13593, 22655, 38145, 58489, 67965, 175467, 292445, 500971, 877335, 1502913, 2504855, 7514565, 11522333, 34566999, 57611665, 172834995]

約数ペア:

[(1, 172834995), (3, 57611665), (5, 34566999), (15, 11522333), (23, 7514565), (69, 2504855), (115, 1502913), (197, 877335), (345, 500971), (591, 292445), (985, 175467), (2543, 67965), (2955, 58489), (4531, 38145), (7629, 22655), (12715, 13593)]