281195668

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{9181}}^1$

素因数の和:9248

約数の個数: 48

約数和(自身を含む): 575895040

約数和(自身を除く): 294699372

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 7657, 9181, 15314, 18362, 30628, 36724, 119353, 174439, 238706, 284611, 348878, 477412, 569222, 697756, 1138444, 2267707, 3699943, 4535414, 5407609, 7399886, 9070828, 10815218, 14799772, 21630436, 70298917, 140597834, 281195668]

約数ペア:

[(1, 281195668), (2, 140597834), (4, 70298917), (13, 21630436), (19, 14799772), (26, 10815218), (31, 9070828), (38, 7399886), (52, 5407609), (62, 4535414), (76, 3699943), (124, 2267707), (247, 1138444), (403, 697756), (494, 569222), (589, 477412), (806, 348878), (988, 284611), (1178, 238706), (1612, 174439), (2356, 119353), (7657, 36724), (9181, 30628), (15314, 18362)]