420446103

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:596

約数の個数: 64

約数和(自身を含む): 724598784

約数和(自身を除く): 304152681

約数列:

[1, 3, 7, 11, 21, 33, 41, 77, 103, 123, 231, 287, 309, 431, 451, 721, 861, 1133, 1293, 1353, 2163, 3017, 3157, 3399, 4223, 4741, 7931, 9051, 9471, 12669, 14223, 17671, 23793, 29561, 33187, 44393, 46453, 53013, 88683, 99561, 123697, 133179, 139359, 194381, 310751, 325171, 371091, 488323, 583143, 932253, 975513, 1360667, 1464969, 1820113, 3418261, 4082001, 5460339, 10254783, 12740791, 20021243, 38222373, 60063729, 140148701, 420446103]

約数ペア:

[(1, 420446103), (3, 140148701), (7, 60063729), (11, 38222373), (21, 20021243), (33, 12740791), (41, 10254783), (77, 5460339), (103, 4082001), (123, 3418261), (231, 1820113), (287, 1464969), (309, 1360667), (431, 975513), (451, 932253), (721, 583143), (861, 488323), (1133, 371091), (1293, 325171), (1353, 310751), (2163, 194381), (3017, 139359), (3157, 133179), (3399, 123697), (4223, 99561), (4741, 88683), (7931, 53013), (9051, 46453), (9471, 44393), (12669, 33187), (14223, 29561), (17671, 23793)]