1920195

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{601}}^1$

素因数の和:683

約数の個数: 24

約数和(自身を含む): 3380832

約数和(自身を除く): 1460637

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 601, 639, 1065, 1803, 3005, 3195, 5409, 9015, 27045, 42671, 128013, 213355, 384039, 640065, 1920195]

約数ペア:

[(1, 1920195), (3, 640065), (5, 384039), (9, 213355), (15, 128013), (45, 42671), (71, 27045), (213, 9015), (355, 5409), (601, 3195), (639, 3005), (1065, 1803)]