2017978221

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{191}}^1\times {\mathrm{1753}}^1$

素因数の和:2002

約数の個数: 48

約数和(自身を含む): 3224890368

約数和(自身を除く): 1206912147

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 191, 287, 573, 861, 1337, 1753, 2009, 4011, 5259, 6027, 7831, 9359, 12271, 23493, 28077, 36813, 54817, 71873, 85897, 164451, 215619, 257691, 334823, 383719, 503111, 1004469, 1151157, 1509333, 2343761, 3521777, 7031283, 10565331, 13727743, 16406327, 41183229, 49218981, 96094201, 288282603, 672659407, 2017978221]

約数ペア:

[(1, 2017978221), (3, 672659407), (7, 288282603), (21, 96094201), (41, 49218981), (49, 41183229), (123, 16406327), (147, 13727743), (191, 10565331), (287, 7031283), (573, 3521777), (861, 2343761), (1337, 1509333), (1753, 1151157), (2009, 1004469), (4011, 503111), (5259, 383719), (6027, 334823), (7831, 257691), (9359, 215619), (12271, 164451), (23493, 85897), (28077, 71873), (36813, 54817)]