71699103

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:281

約数の個数: 72

約数和(自身を含む): 130416000

約数和(自身を除く): 58716897

約数列:

[1, 3, 7, 9, 19, 21, 43, 49, 57, 63, 129, 133, 147, 171, 199, 301, 387, 399, 441, 597, 817, 903, 931, 1197, 1393, 1791, 2107, 2451, 2709, 2793, 3781, 4179, 5719, 6321, 7353, 8379, 8557, 9751, 11343, 12537, 17157, 18963, 25671, 26467, 29253, 34029, 40033, 51471, 59899, 77013, 79401, 87759, 120099, 162583, 179697, 185269, 238203, 360297, 419293, 487749, 539091, 555807, 1138081, 1257879, 1463247, 1667421, 3414243, 3773637, 7966567, 10242729, 23899701, 71699103]

約数ペア:

[(1, 71699103), (3, 23899701), (7, 10242729), (9, 7966567), (19, 3773637), (21, 3414243), (43, 1667421), (49, 1463247), (57, 1257879), (63, 1138081), (129, 555807), (133, 539091), (147, 487749), (171, 419293), (199, 360297), (301, 238203), (387, 185269), (399, 179697), (441, 162583), (597, 120099), (817, 87759), (903, 79401), (931, 77013), (1197, 59899), (1393, 51471), (1791, 40033), (2107, 34029), (2451, 29253), (2709, 26467), (2793, 25671), (3781, 18963), (4179, 17157), (5719, 12537), (6321, 11343), (7353, 9751), (8379, 8557)]