1978426968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{44777}}^1$

素因数の和:45056

約数の個数: 64

約数和(自身を含む): 5674268160

約数和(自身を除く): 3695841192

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 263, 526, 789, 1052, 1578, 1841, 2104, 3156, 3682, 5523, 6312, 7364, 11046, 14728, 22092, 44184, 44777, 89554, 134331, 179108, 268662, 313439, 358216, 537324, 626878, 940317, 1074648, 1253756, 1880634, 2507512, 3761268, 7522536, 11776351, 23552702, 35329053, 47105404, 70658106, 82434457, 94210808, 141316212, 164868914, 247303371, 282632424, 329737828, 494606742, 659475656, 989213484, 1978426968]

約数ペア:

[(1, 1978426968), (2, 989213484), (3, 659475656), (4, 494606742), (6, 329737828), (7, 282632424), (8, 247303371), (12, 164868914), (14, 141316212), (21, 94210808), (24, 82434457), (28, 70658106), (42, 47105404), (56, 35329053), (84, 23552702), (168, 11776351), (263, 7522536), (526, 3761268), (789, 2507512), (1052, 1880634), (1578, 1253756), (1841, 1074648), (2104, 940317), (3156, 626878), (3682, 537324), (5523, 358216), (6312, 313439), (7364, 268662), (11046, 179108), (14728, 134331), (22092, 89554), (44184, 44777)]