195890247

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{4423}}^1$

素因数の和:4492

約数の個数: 48

約数和(自身を含む): 349672960

約数和(自身を除く): 153782713

約数列:

[1, 3, 7, 9, 19, 21, 37, 57, 63, 111, 133, 171, 259, 333, 399, 703, 777, 1197, 2109, 2331, 4423, 4921, 6327, 13269, 14763, 30961, 39807, 44289, 84037, 92883, 163651, 252111, 278649, 490953, 588259, 756333, 1145557, 1472859, 1764777, 3109369, 3436671, 5294331, 9328107, 10310013, 21765583, 27984321, 65296749, 195890247]

約数ペア:

[(1, 195890247), (3, 65296749), (7, 27984321), (9, 21765583), (19, 10310013), (21, 9328107), (37, 5294331), (57, 3436671), (63, 3109369), (111, 1764777), (133, 1472859), (171, 1145557), (259, 756333), (333, 588259), (399, 490953), (703, 278649), (777, 252111), (1197, 163651), (2109, 92883), (2331, 84037), (4423, 44289), (4921, 39807), (6327, 30961), (13269, 14763)]