2155279938

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1\times {\mathrm{3037}}^1$

素因数の和:3387

約数の個数: 64

約数和(自身を含む): 5026844928

約数和(自身を除く): 2871564990

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 61, 122, 183, 277, 366, 427, 554, 831, 854, 1281, 1662, 1939, 2562, 3037, 3878, 5817, 6074, 9111, 11634, 16897, 18222, 21259, 33794, 42518, 50691, 63777, 101382, 118279, 127554, 185257, 236558, 354837, 370514, 555771, 709674, 841249, 1111542, 1296799, 1682498, 2523747, 2593598, 3890397, 5047494, 5888743, 7780794, 11777486, 17666229, 35332458, 51316189, 102632378, 153948567, 307897134, 359213323, 718426646, 1077639969, 2155279938]

約数ペア:

[(1, 2155279938), (2, 1077639969), (3, 718426646), (6, 359213323), (7, 307897134), (14, 153948567), (21, 102632378), (42, 51316189), (61, 35332458), (122, 17666229), (183, 11777486), (277, 7780794), (366, 5888743), (427, 5047494), (554, 3890397), (831, 2593598), (854, 2523747), (1281, 1682498), (1662, 1296799), (1939, 1111542), (2562, 841249), (3037, 709674), (3878, 555771), (5817, 370514), (6074, 354837), (9111, 236558), (11634, 185257), (16897, 127554), (18222, 118279), (21259, 101382), (33794, 63777), (42518, 50691)]