212310855

素因数分解:

$3^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{3203}}^1$

素因数の和:3708

約数の個数: 32

約数和(自身を含む): 378328320

約数和(自身を除く): 166017465

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 491, 1473, 2455, 3203, 4419, 7365, 9609, 13257, 16015, 22095, 28827, 48045, 66285, 86481, 144135, 432405, 1572673, 4718019, 7863365, 14154057, 23590095, 42462171, 70770285, 212310855]

約数ペア:

[(1, 212310855), (3, 70770285), (5, 42462171), (9, 23590095), (15, 14154057), (27, 7863365), (45, 4718019), (135, 1572673), (491, 432405), (1473, 144135), (2455, 86481), (3203, 66285), (4419, 48045), (7365, 28827), (9609, 22095), (13257, 16015)]