16647306

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{239}}^1$

素因数の和:323

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 22059894

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 47, 57, 78, 94, 114, 141, 239, 247, 282, 478, 494, 611, 717, 741, 893, 1222, 1434, 1482, 1786, 1833, 2679, 3107, 3666, 4541, 5358, 6214, 9082, 9321, 11233, 11609, 13623, 18642, 22466, 23218, 27246, 33699, 34827, 59033, 67398, 69654, 118066, 146029, 177099, 213427, 292058, 354198, 426854, 438087, 640281, 876174, 1280562, 2774551, 5549102, 8323653, 16647306]

約数ペア:

[(1, 16647306), (2, 8323653), (3, 5549102), (6, 2774551), (13, 1280562), (19, 876174), (26, 640281), (38, 438087), (39, 426854), (47, 354198), (57, 292058), (78, 213427), (94, 177099), (114, 146029), (141, 118066), (239, 69654), (247, 67398), (282, 59033), (478, 34827), (494, 33699), (611, 27246), (717, 23218), (741, 22466), (893, 18642), (1222, 13623), (1434, 11609), (1482, 11233), (1786, 9321), (1833, 9082), (2679, 6214), (3107, 5358), (3666, 4541)]