428302305

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6983}}^1$

素因数の和:7070

約数の個数: 48

約数和(自身を含む): 784442880

約数和(自身を除く): 356140575

約数列:

[1, 3, 5, 9, 15, 29, 45, 47, 87, 141, 145, 235, 261, 423, 435, 705, 1305, 1363, 2115, 4089, 6815, 6983, 12267, 20445, 20949, 34915, 61335, 62847, 104745, 202507, 314235, 328201, 607521, 984603, 1012535, 1641005, 1822563, 2953809, 3037605, 4923015, 9112815, 9517829, 14769045, 28553487, 47589145, 85660461, 142767435, 428302305]

約数ペア:

[(1, 428302305), (3, 142767435), (5, 85660461), (9, 47589145), (15, 28553487), (29, 14769045), (45, 9517829), (47, 9112815), (87, 4923015), (141, 3037605), (145, 2953809), (235, 1822563), (261, 1641005), (423, 1012535), (435, 984603), (705, 607521), (1305, 328201), (1363, 314235), (2115, 202507), (4089, 104745), (6815, 62847), (6983, 61335), (12267, 34915), (20445, 20949)]