1289950137

素因数分解:

$3^3\times 7^2\times {\mathrm{439}}^1\times {\mathrm{2221}}^1$

素因数の和:2683

約数の個数: 48

約数和(自身を含む): 2229110400

約数和(自身を除く): 939160263

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 439, 441, 1317, 1323, 2221, 3073, 3951, 6663, 9219, 11853, 15547, 19989, 21511, 27657, 46641, 59967, 64533, 82971, 108829, 139923, 193599, 326487, 419769, 580797, 975019, 979461, 2925057, 2938383, 6825133, 8775171, 20475399, 26325513, 47775931, 61426197, 143327793, 184278591, 429983379, 1289950137]

約数ペア:

[(1, 1289950137), (3, 429983379), (7, 184278591), (9, 143327793), (21, 61426197), (27, 47775931), (49, 26325513), (63, 20475399), (147, 8775171), (189, 6825133), (439, 2938383), (441, 2925057), (1317, 979461), (1323, 975019), (2221, 580797), (3073, 419769), (3951, 326487), (6663, 193599), (9219, 139923), (11853, 108829), (15547, 82971), (19989, 64533), (21511, 59967), (27657, 46641)]