2750331339

素因数分解:

$3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{5381}}^1$

素因数の和:5481

約数の個数: 72

約数和(自身を含む): 4945196880

約数和(自身を除く): 2194865541

約数列:

[1, 3, 7, 9, 19, 21, 49, 57, 61, 63, 133, 147, 171, 183, 399, 427, 441, 549, 931, 1159, 1197, 1281, 2793, 2989, 3477, 3843, 5381, 8113, 8379, 8967, 10431, 16143, 24339, 26901, 37667, 48429, 56791, 73017, 102239, 113001, 170373, 263669, 306717, 328241, 339003, 511119, 715673, 791007, 920151, 984723, 2147019, 2297687, 2373021, 2954169, 5009711, 6236579, 6441057, 6893061, 15029133, 16083809, 18709737, 20679183, 43656053, 45087399, 48251427, 56129211, 130968159, 144754281, 305592371, 392904477, 916777113, 2750331339]

約数ペア:

[(1, 2750331339), (3, 916777113), (7, 392904477), (9, 305592371), (19, 144754281), (21, 130968159), (49, 56129211), (57, 48251427), (61, 45087399), (63, 43656053), (133, 20679183), (147, 18709737), (171, 16083809), (183, 15029133), (399, 6893061), (427, 6441057), (441, 6236579), (549, 5009711), (931, 2954169), (1159, 2373021), (1197, 2297687), (1281, 2147019), (2793, 984723), (2989, 920151), (3477, 791007), (3843, 715673), (5381, 511119), (8113, 339003), (8379, 328241), (8967, 306717), (10431, 263669), (16143, 170373), (24339, 113001), (26901, 102239), (37667, 73017), (48429, 56791)]