87921018

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{1279}}^1$

素因数の和:1376

約数の個数: 64

約数和(自身を含む): 208896000

約数和(自身を除く): 120974982

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 67, 114, 134, 171, 201, 342, 402, 513, 603, 1026, 1206, 1273, 1279, 1809, 2546, 2558, 3618, 3819, 3837, 7638, 7674, 11457, 11511, 22914, 23022, 24301, 34371, 34533, 48602, 68742, 69066, 72903, 85693, 145806, 171386, 218709, 257079, 437418, 514158, 656127, 771237, 1312254, 1542474, 1628167, 2313711, 3256334, 4627422, 4884501, 9769002, 14653503, 29307006, 43960509, 87921018]

約数ペア:

[(1, 87921018), (2, 43960509), (3, 29307006), (6, 14653503), (9, 9769002), (18, 4884501), (19, 4627422), (27, 3256334), (38, 2313711), (54, 1628167), (57, 1542474), (67, 1312254), (114, 771237), (134, 656127), (171, 514158), (201, 437418), (342, 257079), (402, 218709), (513, 171386), (603, 145806), (1026, 85693), (1206, 72903), (1273, 69066), (1279, 68742), (1809, 48602), (2546, 34533), (2558, 34371), (3618, 24301), (3819, 23022), (3837, 22914), (7638, 11511), (7674, 11457)]