22980321

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 43008000

約数和(自身を除く): 20027679

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 47, 63, 91, 117, 141, 189, 199, 273, 329, 351, 423, 597, 611, 819, 987, 1269, 1393, 1791, 1833, 2457, 2587, 2961, 4179, 4277, 5373, 5499, 7761, 8883, 9353, 12537, 12831, 16497, 18109, 23283, 28059, 37611, 38493, 54327, 65471, 69849, 84177, 115479, 121589, 162981, 196413, 252531, 364767, 488943, 589239, 851123, 1094301, 1767717, 2553369, 3282903, 7660107, 22980321]

約数ペア:

[(1, 22980321), (3, 7660107), (7, 3282903), (9, 2553369), (13, 1767717), (21, 1094301), (27, 851123), (39, 589239), (47, 488943), (63, 364767), (91, 252531), (117, 196413), (141, 162981), (189, 121589), (199, 115479), (273, 84177), (329, 69849), (351, 65471), (423, 54327), (597, 38493), (611, 37611), (819, 28059), (987, 23283), (1269, 18109), (1393, 16497), (1791, 12831), (1833, 12537), (2457, 9353), (2587, 8883), (2961, 7761), (4179, 5499), (4277, 5373)]