138982830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{661823}}^1$

素因数の和:661840

約数の個数: 32

約数和(自身を含む): 381210624

約数和(自身を除く): 242227794

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 661823, 1323646, 1985469, 3309115, 3970938, 4632761, 6618230, 9265522, 9927345, 13898283, 19854690, 23163805, 27796566, 46327610, 69491415, 138982830]

約数ペア:

[(1, 138982830), (2, 69491415), (3, 46327610), (5, 27796566), (6, 23163805), (7, 19854690), (10, 13898283), (14, 9927345), (15, 9265522), (21, 6618230), (30, 4632761), (35, 3970938), (42, 3309115), (70, 1985469), (105, 1323646), (210, 661823)]