138777618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{647}}^1\times {\mathrm{5107}}^1$

素因数の和:5766

約数の個数: 32

約数和(自身を含む): 317758464

約数和(自身を除く): 178980846

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 647, 1294, 1941, 3882, 4529, 5107, 9058, 10214, 13587, 15321, 27174, 30642, 35749, 71498, 107247, 214494, 3304229, 6608458, 9912687, 19825374, 23129603, 46259206, 69388809, 138777618]

約数ペア:

[(1, 138777618), (2, 69388809), (3, 46259206), (6, 23129603), (7, 19825374), (14, 9912687), (21, 6608458), (42, 3304229), (647, 214494), (1294, 107247), (1941, 71498), (3882, 35749), (4529, 30642), (5107, 27174), (9058, 15321), (10214, 13587)]