421445955

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{4877}}^1$

素因数の和:5715

約数の個数: 32

約数和(自身を含む): 771738624

約数和(自身を除く): 350292669

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 823, 2469, 4115, 4877, 5761, 12345, 14631, 17283, 24385, 28805, 34139, 73155, 86415, 102417, 170695, 512085, 4013771, 12041313, 20068855, 28096397, 60206565, 84289191, 140481985, 421445955]

約数ペア:

[(1, 421445955), (3, 140481985), (5, 84289191), (7, 60206565), (15, 28096397), (21, 20068855), (35, 12041313), (105, 4013771), (823, 512085), (2469, 170695), (4115, 102417), (4877, 86415), (5761, 73155), (12345, 34139), (14631, 28805), (17283, 24385)]