179779995

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{283}}^1\times {\mathrm{743}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 329621760

約数和(自身を除く): 149841765

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 283, 285, 743, 849, 855, 1415, 2229, 2547, 3715, 4245, 5377, 6687, 11145, 12735, 14117, 16131, 26885, 33435, 42351, 48393, 70585, 80655, 127053, 210269, 211755, 241965, 630807, 635265, 1051345, 1892421, 3154035, 3995111, 9462105, 11985333, 19975555, 35955999, 59926665, 179779995]

約数ペア:

[(1, 179779995), (3, 59926665), (5, 35955999), (9, 19975555), (15, 11985333), (19, 9462105), (45, 3995111), (57, 3154035), (95, 1892421), (171, 1051345), (283, 635265), (285, 630807), (743, 241965), (849, 211755), (855, 210269), (1415, 127053), (2229, 80655), (2547, 70585), (3715, 48393), (4245, 42351), (5377, 33435), (6687, 26885), (11145, 16131), (12735, 14117)]