1285047

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 2027376

約数和(自身を除く): 742329

約数列:

[1, 3, 9, 17, 37, 51, 111, 153, 227, 333, 629, 681, 1887, 2043, 3859, 5661, 8399, 11577, 25197, 34731, 75591, 142783, 428349, 1285047]

約数ペア:

[(1, 1285047), (3, 428349), (9, 142783), (17, 75591), (37, 34731), (51, 25197), (111, 11577), (153, 8399), (227, 5661), (333, 3859), (629, 2043), (681, 1887)]