13312431

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:313

約数の個数: 40

約数和(自身を含む): 22116864

約数和(自身を除く): 8804433

約数列:

[1, 3, 9, 11, 27, 33, 67, 81, 99, 201, 223, 297, 603, 669, 737, 891, 1809, 2007, 2211, 2453, 5427, 6021, 6633, 7359, 14941, 18063, 19899, 22077, 44823, 59697, 66231, 134469, 164351, 198693, 403407, 493053, 1210221, 1479159, 4437477, 13312431]

約数ペア:

[(1, 13312431), (3, 4437477), (9, 1479159), (11, 1210221), (27, 493053), (33, 403407), (67, 198693), (81, 164351), (99, 134469), (201, 66231), (223, 59697), (297, 44823), (603, 22077), (669, 19899), (737, 18063), (891, 14941), (1809, 7359), (2007, 6633), (2211, 6021), (2453, 5427)]