1388402205

素因数分解:

$3^1\times 5^1\times {\mathrm{241}}^1\times {\mathrm{384067}}^1$

素因数の和:384316

約数の個数: 16

約数和(自身を含む): 2230666944

約数和(自身を除く): 842264739

約数列:

[1, 3, 5, 15, 241, 723, 1205, 3615, 384067, 1152201, 1920335, 5761005, 92560147, 277680441, 462800735, 1388402205]

約数ペア:

[(1, 1388402205), (3, 462800735), (5, 277680441), (15, 92560147), (241, 5761005), (723, 1920335), (1205, 1152201), (3615, 384067)]