15321258

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:276

約数の個数: 64

約数和(自身を含む): 36432000

約数和(自身を除く): 21110742

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 109, 114, 137, 171, 218, 274, 327, 342, 411, 513, 654, 822, 981, 1026, 1233, 1962, 2071, 2466, 2603, 2943, 3699, 4142, 5206, 5886, 6213, 7398, 7809, 12426, 14933, 15618, 18639, 23427, 29866, 37278, 44799, 46854, 55917, 70281, 89598, 111834, 134397, 140562, 268794, 283727, 403191, 567454, 806382, 851181, 1702362, 2553543, 5107086, 7660629, 15321258]

約数ペア:

[(1, 15321258), (2, 7660629), (3, 5107086), (6, 2553543), (9, 1702362), (18, 851181), (19, 806382), (27, 567454), (38, 403191), (54, 283727), (57, 268794), (109, 140562), (114, 134397), (137, 111834), (171, 89598), (218, 70281), (274, 55917), (327, 46854), (342, 44799), (411, 37278), (513, 29866), (654, 23427), (822, 18639), (981, 15618), (1026, 14933), (1233, 12426), (1962, 7809), (2071, 7398), (2466, 6213), (2603, 5886), (2943, 5206), (3699, 4142)]