31863321

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:291

約数の個数: 64

約数和(自身を含む): 58613760

約数和(自身を除く): 26750439

約数列:

[1, 3, 7, 9, 17, 21, 27, 47, 51, 63, 119, 141, 153, 189, 211, 329, 357, 423, 459, 633, 799, 987, 1071, 1269, 1477, 1899, 2397, 2961, 3213, 3587, 4431, 5593, 5697, 7191, 8883, 9917, 10761, 13293, 16779, 21573, 25109, 29751, 32283, 39879, 50337, 69419, 75327, 89253, 96849, 151011, 168589, 208257, 225981, 267759, 505767, 624771, 677943, 1180123, 1517301, 1874313, 3540369, 4551903, 10621107, 31863321]

約数ペア:

[(1, 31863321), (3, 10621107), (7, 4551903), (9, 3540369), (17, 1874313), (21, 1517301), (27, 1180123), (47, 677943), (51, 624771), (63, 505767), (119, 267759), (141, 225981), (153, 208257), (189, 168589), (211, 151011), (329, 96849), (357, 89253), (423, 75327), (459, 69419), (633, 50337), (799, 39879), (987, 32283), (1071, 29751), (1269, 25109), (1477, 21573), (1899, 16779), (2397, 13293), (2961, 10761), (3213, 9917), (3587, 8883), (4431, 7191), (5593, 5697)]