397177216

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{829}}^1$

素因数の和:1059

約数の個数: 64

約数和(自身を含む): 838134000

約数和(自身を除く): 440956784

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 197, 304, 394, 608, 788, 829, 1216, 1576, 1658, 2432, 3152, 3316, 3743, 6304, 6632, 7486, 12608, 13264, 14972, 15751, 25216, 26528, 29944, 31502, 53056, 59888, 63004, 106112, 119776, 126008, 163313, 239552, 252016, 326626, 479104, 504032, 653252, 1008064, 1306504, 2016128, 2613008, 3102947, 5226016, 6205894, 10452032, 12411788, 20904064, 24823576, 49647152, 99294304, 198588608, 397177216]

約数ペア:

[(1, 397177216), (2, 198588608), (4, 99294304), (8, 49647152), (16, 24823576), (19, 20904064), (32, 12411788), (38, 10452032), (64, 6205894), (76, 5226016), (128, 3102947), (152, 2613008), (197, 2016128), (304, 1306504), (394, 1008064), (608, 653252), (788, 504032), (829, 479104), (1216, 326626), (1576, 252016), (1658, 239552), (2432, 163313), (3152, 126008), (3316, 119776), (3743, 106112), (6304, 63004), (6632, 59888), (7486, 53056), (12608, 31502), (13264, 29944), (14972, 26528), (15751, 25216)]