210000504

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1250003}}^1$

素因数の和:1250019

約数の個数: 32

約数和(自身を含む): 600001920

約数和(自身を除く): 390001416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1250003, 2500006, 3750009, 5000012, 7500018, 8750021, 10000024, 15000036, 17500042, 26250063, 30000072, 35000084, 52500126, 70000168, 105000252, 210000504]

約数ペア:

[(1, 210000504), (2, 105000252), (3, 70000168), (4, 52500126), (6, 35000084), (7, 30000072), (8, 26250063), (12, 17500042), (14, 15000036), (21, 10000024), (24, 8750021), (28, 7500018), (42, 5000012), (56, 3750009), (84, 2500006), (168, 1250003)]