217989312

素因数分解:

$2^6\times 3^1\times {\mathrm{71}}^1\times {\mathrm{15991}}^1$

素因数の和:16077

約数の個数: 56

約数和(自身を含む): 584923392

約数和(自身を除く): 366934080

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 71, 96, 142, 192, 213, 284, 426, 568, 852, 1136, 1704, 2272, 3408, 4544, 6816, 13632, 15991, 31982, 47973, 63964, 95946, 127928, 191892, 255856, 383784, 511712, 767568, 1023424, 1135361, 1535136, 2270722, 3070272, 3406083, 4541444, 6812166, 9082888, 13624332, 18165776, 27248664, 36331552, 54497328, 72663104, 108994656, 217989312]

約数ペア:

[(1, 217989312), (2, 108994656), (3, 72663104), (4, 54497328), (6, 36331552), (8, 27248664), (12, 18165776), (16, 13624332), (24, 9082888), (32, 6812166), (48, 4541444), (64, 3406083), (71, 3070272), (96, 2270722), (142, 1535136), (192, 1135361), (213, 1023424), (284, 767568), (426, 511712), (568, 383784), (852, 255856), (1136, 191892), (1704, 127928), (2272, 95946), (3408, 63964), (4544, 47973), (6816, 31982), (13632, 15991)]