16688375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 23250240

約数和(自身を除く): 6561865

約数列:

[1, 5, 11, 25, 53, 55, 125, 229, 265, 275, 583, 1145, 1325, 1375, 2519, 2915, 5725, 6625, 12137, 12595, 14575, 28625, 60685, 62975, 72875, 133507, 303425, 314875, 667535, 1517125, 3337675, 16688375]

約数ペア:

[(1, 16688375), (5, 3337675), (11, 1517125), (25, 667535), (53, 314875), (55, 303425), (125, 133507), (229, 72875), (265, 62975), (275, 60685), (583, 28625), (1145, 14575), (1325, 12595), (1375, 12137), (2519, 6625), (2915, 5725)]