215328735

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1\times {\mathrm{433}}^1$

素因数の和:744

約数の個数: 48

約数和(自身を含む): 384287904

約数和(自身を除く): 168959169

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 257, 387, 433, 645, 771, 1285, 1299, 1935, 2165, 2313, 3855, 3897, 6495, 11051, 11565, 18619, 19485, 33153, 55255, 55857, 93095, 99459, 111281, 165765, 167571, 279285, 333843, 497295, 556405, 837855, 1001529, 1669215, 4785083, 5007645, 14355249, 23925415, 43065747, 71776245, 215328735]

約数ペア:

[(1, 215328735), (3, 71776245), (5, 43065747), (9, 23925415), (15, 14355249), (43, 5007645), (45, 4785083), (129, 1669215), (215, 1001529), (257, 837855), (387, 556405), (433, 497295), (645, 333843), (771, 279285), (1285, 167571), (1299, 165765), (1935, 111281), (2165, 99459), (2313, 93095), (3855, 55857), (3897, 55255), (6495, 33153), (11051, 19485), (11565, 18619)]