381194073

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{661}}^1$

素因数の和:767

約数の個数: 64

約数和(自身を含む): 640604160

約数和(自身を除く): 259410087

約数列:

[1, 3, 9, 13, 27, 31, 39, 53, 93, 117, 159, 279, 351, 403, 477, 661, 689, 837, 1209, 1431, 1643, 1983, 2067, 3627, 4929, 5949, 6201, 8593, 10881, 14787, 17847, 18603, 20491, 21359, 25779, 35033, 44361, 61473, 64077, 77337, 105099, 184419, 192231, 232011, 266383, 315297, 455429, 553257, 576693, 799149, 945891, 1086023, 1366287, 2397447, 3258069, 4098861, 7192341, 9774207, 12296583, 14118299, 29322621, 42354897, 127064691, 381194073]

約数ペア:

[(1, 381194073), (3, 127064691), (9, 42354897), (13, 29322621), (27, 14118299), (31, 12296583), (39, 9774207), (53, 7192341), (93, 4098861), (117, 3258069), (159, 2397447), (279, 1366287), (351, 1086023), (403, 945891), (477, 799149), (661, 576693), (689, 553257), (837, 455429), (1209, 315297), (1431, 266383), (1643, 232011), (1983, 192231), (2067, 184419), (3627, 105099), (4929, 77337), (5949, 64077), (6201, 61473), (8593, 44361), (10881, 35033), (14787, 25779), (17847, 21359), (18603, 20491)]