68313357

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 117936000

約数和(自身を除く): 49622643

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 139, 203, 261, 269, 417, 609, 807, 973, 1251, 1827, 1883, 2421, 2919, 4031, 5649, 7801, 8757, 12093, 16947, 23403, 28217, 36279, 37391, 54607, 70209, 84651, 112173, 163821, 253953, 261737, 336519, 491463, 785211, 1084339, 2355633, 3253017, 7590373, 9759051, 22771119, 68313357]

約数ペア:

[(1, 68313357), (3, 22771119), (7, 9759051), (9, 7590373), (21, 3253017), (29, 2355633), (63, 1084339), (87, 785211), (139, 491463), (203, 336519), (261, 261737), (269, 253953), (417, 163821), (609, 112173), (807, 84651), (973, 70209), (1251, 54607), (1827, 37391), (1883, 36279), (2421, 28217), (2919, 23403), (4031, 16947), (5649, 12093), (7801, 8757)]