16396985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{163}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 22671360

約数和(自身を除く): 6274375

約数列:

[1, 5, 11, 31, 55, 59, 155, 163, 295, 341, 649, 815, 1705, 1793, 1829, 3245, 5053, 8965, 9145, 9617, 20119, 25265, 48085, 55583, 100595, 105787, 277915, 298127, 528935, 1490635, 3279397, 16396985]

約数ペア:

[(1, 16396985), (5, 3279397), (11, 1490635), (31, 528935), (55, 298127), (59, 277915), (155, 105787), (163, 100595), (295, 55583), (341, 48085), (649, 25265), (815, 20119), (1705, 9617), (1793, 9145), (1829, 8965), (3245, 5053)]