947328255

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1\times {\mathrm{1259}}^1$

素因数の和:2020

約数の個数: 48

約数和(自身を含む): 1717148160

約数和(自身を除く): 769819905

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 727, 1035, 1259, 2181, 3635, 3777, 6295, 6543, 10905, 11331, 16721, 18885, 28957, 32715, 50163, 56655, 83605, 86871, 144785, 150489, 250815, 260613, 434355, 752445, 915293, 1303065, 2745879, 4576465, 8237637, 13729395, 21051739, 41188185, 63155217, 105258695, 189465651, 315776085, 947328255]

約数ペア:

[(1, 947328255), (3, 315776085), (5, 189465651), (9, 105258695), (15, 63155217), (23, 41188185), (45, 21051739), (69, 13729395), (115, 8237637), (207, 4576465), (345, 2745879), (727, 1303065), (1035, 915293), (1259, 752445), (2181, 434355), (3635, 260613), (3777, 250815), (6295, 150489), (6543, 144785), (10905, 86871), (11331, 83605), (16721, 56655), (18885, 50163), (28957, 32715)]