15493478

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:213

約数の個数: 64

約数和(自身を含む): 31933440

約数和(自身を除く): 16439962

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 71, 77, 91, 109, 142, 143, 154, 182, 218, 286, 497, 763, 781, 923, 994, 1001, 1199, 1417, 1526, 1562, 1846, 2002, 2398, 2834, 5467, 6461, 7739, 8393, 9919, 10153, 10934, 12922, 15478, 15587, 16786, 19838, 20306, 31174, 54173, 71071, 85129, 100607, 108346, 109109, 142142, 170258, 201214, 218218, 595903, 704249, 1106677, 1191806, 1408498, 2213354, 7746739, 15493478]

約数ペア:

[(1, 15493478), (2, 7746739), (7, 2213354), (11, 1408498), (13, 1191806), (14, 1106677), (22, 704249), (26, 595903), (71, 218218), (77, 201214), (91, 170258), (109, 142142), (142, 109109), (143, 108346), (154, 100607), (182, 85129), (218, 71071), (286, 54173), (497, 31174), (763, 20306), (781, 19838), (923, 16786), (994, 15587), (1001, 15478), (1199, 12922), (1417, 10934), (1526, 10153), (1562, 9919), (1846, 8393), (2002, 7739), (2398, 6461), (2834, 5467)]