393734224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{269}}^1$

素因数の和:548

約数の個数: 80

約数和(自身を含む): 854945280

約数和(自身を除く): 461211056

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 227, 248, 269, 403, 454, 496, 538, 806, 908, 1076, 1612, 1816, 2152, 2951, 3224, 3497, 3632, 4304, 5902, 6448, 6994, 7037, 8339, 11804, 13988, 14074, 16678, 23608, 27976, 28148, 33356, 47216, 55952, 56296, 61063, 66712, 91481, 108407, 112592, 122126, 133424, 182962, 216814, 244252, 365924, 433628, 488504, 731848, 793819, 867256, 977008, 1463696, 1587638, 1734512, 1892953, 3175276, 3785906, 6350552, 7571812, 12701104, 15143624, 24608389, 30287248, 49216778, 98433556, 196867112, 393734224]

約数ペア:

[(1, 393734224), (2, 196867112), (4, 98433556), (8, 49216778), (13, 30287248), (16, 24608389), (26, 15143624), (31, 12701104), (52, 7571812), (62, 6350552), (104, 3785906), (124, 3175276), (208, 1892953), (227, 1734512), (248, 1587638), (269, 1463696), (403, 977008), (454, 867256), (496, 793819), (538, 731848), (806, 488504), (908, 433628), (1076, 365924), (1612, 244252), (1816, 216814), (2152, 182962), (2951, 133424), (3224, 122126), (3497, 112592), (3632, 108407), (4304, 91481), (5902, 66712), (6448, 61063), (6994, 56296), (7037, 55952), (8339, 47216), (11804, 33356), (13988, 28148), (14074, 27976), (16678, 23608)]