243313161

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:546

約数の個数: 64

約数和(自身を含む): 419704320

約数和(自身を除く): 176391159

約数列:

[1, 3, 7, 13, 21, 29, 39, 73, 87, 91, 203, 219, 273, 377, 421, 511, 609, 949, 1131, 1263, 1533, 2117, 2639, 2847, 2947, 5473, 6351, 6643, 7917, 8841, 12209, 14819, 16419, 19929, 27521, 30733, 36627, 38311, 44457, 82563, 85463, 92199, 114933, 158717, 192647, 215131, 256389, 399529, 476151, 577941, 645393, 891257, 1111019, 1198587, 2673771, 2796703, 3333057, 6238799, 8390109, 11586341, 18716397, 34759023, 81104387, 243313161]

約数ペア:

[(1, 243313161), (3, 81104387), (7, 34759023), (13, 18716397), (21, 11586341), (29, 8390109), (39, 6238799), (73, 3333057), (87, 2796703), (91, 2673771), (203, 1198587), (219, 1111019), (273, 891257), (377, 645393), (421, 577941), (511, 476151), (609, 399529), (949, 256389), (1131, 215131), (1263, 192647), (1533, 158717), (2117, 114933), (2639, 92199), (2847, 85463), (2947, 82563), (5473, 44457), (6351, 38311), (6643, 36627), (7917, 30733), (8841, 27521), (12209, 19929), (14819, 16419)]