26982105

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:625

約数の個数: 32

約数和(自身を含む): 45391104

約数和(自身を除く): 18408999

約数列:

[1, 3, 5, 15, 23, 69, 115, 197, 345, 397, 591, 985, 1191, 1985, 2955, 4531, 5955, 9131, 13593, 22655, 27393, 45655, 67965, 78209, 136965, 234627, 391045, 1173135, 1798807, 5396421, 8994035, 26982105]

約数ペア:

[(1, 26982105), (3, 8994035), (5, 5396421), (15, 1798807), (23, 1173135), (69, 391045), (115, 234627), (197, 136965), (345, 78209), (397, 67965), (591, 45655), (985, 27393), (1191, 22655), (1985, 13593), (2955, 9131), (4531, 5955)]