1391385

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:177

約数の個数: 32

約数和(自身を含む): 2407680

約数和(自身を除く): 1016295

約数列:

[1, 3, 5, 15, 23, 37, 69, 109, 111, 115, 185, 327, 345, 545, 555, 851, 1635, 2507, 2553, 4033, 4255, 7521, 12099, 12535, 12765, 20165, 37605, 60495, 92759, 278277, 463795, 1391385]

約数ペア:

[(1, 1391385), (3, 463795), (5, 278277), (15, 92759), (23, 60495), (37, 37605), (69, 20165), (109, 12765), (111, 12535), (115, 12099), (185, 7521), (327, 4255), (345, 4033), (545, 2553), (555, 2507), (851, 1635)]