240792909

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1181}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 398854080

約数和(自身を除く): 158061171

約数列:

[1, 3, 7, 19, 21, 49, 57, 73, 133, 147, 219, 399, 511, 931, 1181, 1387, 1533, 2793, 3543, 3577, 4161, 8267, 9709, 10731, 22439, 24801, 29127, 57869, 67317, 67963, 86213, 157073, 173607, 203889, 258639, 471219, 603491, 1099511, 1638047, 1810473, 3298533, 4224437, 4914141, 11466329, 12673311, 34398987, 80264303, 240792909]

約数ペア:

[(1, 240792909), (3, 80264303), (7, 34398987), (19, 12673311), (21, 11466329), (49, 4914141), (57, 4224437), (73, 3298533), (133, 1810473), (147, 1638047), (219, 1099511), (399, 603491), (511, 471219), (931, 258639), (1181, 203889), (1387, 173607), (1533, 157073), (2793, 86213), (3543, 67963), (3577, 67317), (4161, 57869), (8267, 29127), (9709, 24801), (10731, 22439)]