138812870

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{13309}}^1$

素因数の和:13472

約数の個数: 32

約数和(自身を含む): 287496000

約数和(自身を除く): 148683130

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 149, 298, 745, 1043, 1490, 2086, 5215, 10430, 13309, 26618, 66545, 93163, 133090, 186326, 465815, 931630, 1983041, 3966082, 9915205, 13881287, 19830410, 27762574, 69406435, 138812870]

約数ペア:

[(1, 138812870), (2, 69406435), (5, 27762574), (7, 19830410), (10, 13881287), (14, 9915205), (35, 3966082), (70, 1983041), (149, 931630), (298, 465815), (745, 186326), (1043, 133090), (1490, 93163), (2086, 66545), (5215, 26618), (10430, 13309)]