181973008

素因数分解:

$2^4\times 7^1\times {\mathrm{821}}^1\times {\mathrm{1979}}^1$

素因数の和:2815

約数の個数: 40

約数和(自身を含む): 403634880

約数和(自身を除く): 221661872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 821, 1642, 1979, 3284, 3958, 5747, 6568, 7916, 11494, 13136, 13853, 15832, 22988, 27706, 31664, 45976, 55412, 91952, 110824, 221648, 1624759, 3249518, 6499036, 11373313, 12998072, 22746626, 25996144, 45493252, 90986504, 181973008]

約数ペア:

[(1, 181973008), (2, 90986504), (4, 45493252), (7, 25996144), (8, 22746626), (14, 12998072), (16, 11373313), (28, 6499036), (56, 3249518), (112, 1624759), (821, 221648), (1642, 110824), (1979, 91952), (3284, 55412), (3958, 45976), (5747, 31664), (6568, 27706), (7916, 22988), (11494, 15832), (13136, 13853)]