199914345

素因数分解:

$3^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{20857}}^1$

素因数の和:20942

約数の個数: 32

約数和(自身を含む): 360426240

約数和(自身を除く): 160511895

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 135, 213, 355, 639, 1065, 1917, 3195, 9585, 20857, 62571, 104285, 187713, 312855, 563139, 938565, 1480847, 2815695, 4442541, 7404235, 13327623, 22212705, 39982869, 66638115, 199914345]

約数ペア:

[(1, 199914345), (3, 66638115), (5, 39982869), (9, 22212705), (15, 13327623), (27, 7404235), (45, 4442541), (71, 2815695), (135, 1480847), (213, 938565), (355, 563139), (639, 312855), (1065, 187713), (1917, 104285), (3195, 62571), (9585, 20857)]