203212815

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{1039}}^1$

素因数の和:1136

約数の個数: 64

約数和(自身を含む): 377395200

約数和(自身を除く): 174182385

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 59, 65, 85, 177, 195, 221, 255, 295, 663, 767, 885, 1003, 1039, 1105, 2301, 3009, 3117, 3315, 3835, 5015, 5195, 11505, 13039, 13507, 15045, 15585, 17663, 39117, 40521, 52989, 61301, 65195, 67535, 88315, 183903, 195585, 202605, 229619, 264945, 306505, 688857, 796913, 919515, 1042117, 1148095, 2390739, 3126351, 3444285, 3984565, 5210585, 11953695, 13547521, 15631755, 40642563, 67737605, 203212815]

約数ペア:

[(1, 203212815), (3, 67737605), (5, 40642563), (13, 15631755), (15, 13547521), (17, 11953695), (39, 5210585), (51, 3984565), (59, 3444285), (65, 3126351), (85, 2390739), (177, 1148095), (195, 1042117), (221, 919515), (255, 796913), (295, 688857), (663, 306505), (767, 264945), (885, 229619), (1003, 202605), (1039, 195585), (1105, 183903), (2301, 88315), (3009, 67535), (3117, 65195), (3315, 61301), (3835, 52989), (5015, 40521), (5195, 39117), (11505, 17663), (13039, 15585), (13507, 15045)]