219221418

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1373}}^1$

素因数の和:1503

約数の個数: 64

約数和(自身を含む): 498597120

約数和(自身を除く): 279375702

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 89, 138, 178, 267, 299, 534, 598, 897, 1157, 1373, 1794, 2047, 2314, 2746, 3471, 4094, 4119, 6141, 6942, 8238, 12282, 17849, 26611, 31579, 35698, 53222, 53547, 63158, 79833, 94737, 107094, 122197, 159666, 189474, 244394, 366591, 410527, 733182, 821054, 1231581, 1588561, 2463162, 2810531, 3177122, 4765683, 5621062, 8431593, 9531366, 16863186, 36536903, 73073806, 109610709, 219221418]

約数ペア:

[(1, 219221418), (2, 109610709), (3, 73073806), (6, 36536903), (13, 16863186), (23, 9531366), (26, 8431593), (39, 5621062), (46, 4765683), (69, 3177122), (78, 2810531), (89, 2463162), (138, 1588561), (178, 1231581), (267, 821054), (299, 733182), (534, 410527), (598, 366591), (897, 244394), (1157, 189474), (1373, 159666), (1794, 122197), (2047, 107094), (2314, 94737), (2746, 79833), (3471, 63158), (4094, 53547), (4119, 53222), (6141, 35698), (6942, 31579), (8238, 26611), (12282, 17849)]