898742655

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{20611}}^1$

素因数の和:20661

約数の個数: 64

約数和(自身を含む): 1780876800

約数和(自身を除く): 882134145

約数列:

[1, 3, 5, 9, 15, 17, 19, 27, 45, 51, 57, 85, 95, 135, 153, 171, 255, 285, 323, 459, 513, 765, 855, 969, 1615, 2295, 2565, 2907, 4845, 8721, 14535, 20611, 43605, 61833, 103055, 185499, 309165, 350387, 391609, 556497, 927495, 1051161, 1174827, 1751935, 1958045, 2782485, 3153483, 3524481, 5255805, 5874135, 6657353, 9460449, 10573443, 15767415, 17622405, 19972059, 33286765, 47302245, 52867215, 59916177, 99860295, 179748531, 299580885, 898742655]

約数ペア:

[(1, 898742655), (3, 299580885), (5, 179748531), (9, 99860295), (15, 59916177), (17, 52867215), (19, 47302245), (27, 33286765), (45, 19972059), (51, 17622405), (57, 15767415), (85, 10573443), (95, 9460449), (135, 6657353), (153, 5874135), (171, 5255805), (255, 3524481), (285, 3153483), (323, 2782485), (459, 1958045), (513, 1751935), (765, 1174827), (855, 1051161), (969, 927495), (1615, 556497), (2295, 391609), (2565, 350387), (2907, 309165), (4845, 185499), (8721, 103055), (14535, 61833), (20611, 43605)]