138609870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{660047}}^1$

素因数の和:660064

約数の個数: 32

約数和(自身を含む): 380187648

約数和(自身を除く): 241577778

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 660047, 1320094, 1980141, 3300235, 3960282, 4620329, 6600470, 9240658, 9900705, 13860987, 19801410, 23101645, 27721974, 46203290, 69304935, 138609870]

約数ペア:

[(1, 138609870), (2, 69304935), (3, 46203290), (5, 27721974), (6, 23101645), (7, 19801410), (10, 13860987), (14, 9900705), (15, 9240658), (21, 6600470), (30, 4620329), (35, 3960282), (42, 3300235), (70, 1980141), (105, 1320094), (210, 660047)]