26291915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{349}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 36456000

約数和(自身を除く): 10164085

約数列:

[1, 5, 13, 19, 61, 65, 95, 247, 305, 349, 793, 1159, 1235, 1745, 3965, 4537, 5795, 6631, 15067, 21289, 22685, 33155, 75335, 86203, 106445, 276757, 404491, 431015, 1383785, 2022455, 5258383, 26291915]

約数ペア:

[(1, 26291915), (5, 5258383), (13, 2022455), (19, 1383785), (61, 431015), (65, 404491), (95, 276757), (247, 106445), (305, 86203), (349, 75335), (793, 33155), (1159, 22685), (1235, 21289), (1745, 15067), (3965, 6631), (4537, 5795)]