888916815

素因数分解:

$3^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{373}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 1608499200

約数和(自身を除く): 719582385

約数列:

[1, 3, 5, 9, 15, 27, 45, 127, 135, 139, 373, 381, 417, 635, 695, 1119, 1143, 1251, 1865, 1905, 2085, 3357, 3429, 3753, 5595, 5715, 6255, 10071, 16785, 17145, 17653, 18765, 47371, 50355, 51847, 52959, 88265, 142113, 155541, 158877, 236855, 259235, 264795, 426339, 466623, 476631, 710565, 777705, 794385, 1279017, 1399869, 2131695, 2333115, 2383155, 6395085, 6584569, 6999345, 19753707, 32922845, 59261121, 98768535, 177783363, 296305605, 888916815]

約数ペア:

[(1, 888916815), (3, 296305605), (5, 177783363), (9, 98768535), (15, 59261121), (27, 32922845), (45, 19753707), (127, 6999345), (135, 6584569), (139, 6395085), (373, 2383155), (381, 2333115), (417, 2131695), (635, 1399869), (695, 1279017), (1119, 794385), (1143, 777705), (1251, 710565), (1865, 476631), (1905, 466623), (2085, 426339), (3357, 264795), (3429, 259235), (3753, 236855), (5595, 158877), (5715, 155541), (6255, 142113), (10071, 88265), (16785, 52959), (17145, 51847), (17653, 50355), (18765, 47371)]