127998336

素因数分解:

$2^7\times 3^1\times {\mathrm{257}}^1\times {\mathrm{1297}}^1$

素因数の和:1571

約数の個数: 64

約数和(自身を含む): 341581680

約数和(自身を除く): 213583344

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 257, 384, 514, 771, 1028, 1297, 1542, 2056, 2594, 3084, 3891, 4112, 5188, 6168, 7782, 8224, 10376, 12336, 15564, 16448, 20752, 24672, 31128, 32896, 41504, 49344, 62256, 83008, 98688, 124512, 166016, 249024, 333329, 498048, 666658, 999987, 1333316, 1999974, 2666632, 3999948, 5333264, 7999896, 10666528, 15999792, 21333056, 31999584, 42666112, 63999168, 127998336]

約数ペア:

[(1, 127998336), (2, 63999168), (3, 42666112), (4, 31999584), (6, 21333056), (8, 15999792), (12, 10666528), (16, 7999896), (24, 5333264), (32, 3999948), (48, 2666632), (64, 1999974), (96, 1333316), (128, 999987), (192, 666658), (257, 498048), (384, 333329), (514, 249024), (771, 166016), (1028, 124512), (1297, 98688), (1542, 83008), (2056, 62256), (2594, 49344), (3084, 41504), (3891, 32896), (4112, 31128), (5188, 24672), (6168, 20752), (7782, 16448), (8224, 15564), (10376, 12336)]