30173955

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{673}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 57165984

約数和(自身を除く): 26992029

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 61, 105, 147, 183, 245, 305, 427, 673, 735, 915, 1281, 2019, 2135, 2989, 3365, 4711, 6405, 8967, 10095, 14133, 14945, 23555, 32977, 41053, 44835, 70665, 98931, 123159, 164885, 205265, 287371, 494655, 615795, 862113, 1436855, 2011597, 4310565, 6034791, 10057985, 30173955]

約数ペア:

[(1, 30173955), (3, 10057985), (5, 6034791), (7, 4310565), (15, 2011597), (21, 1436855), (35, 862113), (49, 615795), (61, 494655), (105, 287371), (147, 205265), (183, 164885), (245, 123159), (305, 98931), (427, 70665), (673, 44835), (735, 41053), (915, 32977), (1281, 23555), (2019, 14945), (2135, 14133), (2989, 10095), (3365, 8967), (4711, 6405)]