81390186

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{13999}}^1$

素因数の和:14043

約数の個数: 48

約数和(自身を含む): 196560000

約数和(自身を除く): 115169814

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 5814, 13999, 27998, 41997, 83994, 125991, 237983, 251982, 265981, 475966, 531962, 713949, 797943, 1427898, 1595886, 2141847, 2393829, 4283694, 4521677, 4787658, 9043354, 13565031, 27130062, 40695093, 81390186]

約数ペア:

[(1, 81390186), (2, 40695093), (3, 27130062), (6, 13565031), (9, 9043354), (17, 4787658), (18, 4521677), (19, 4283694), (34, 2393829), (38, 2141847), (51, 1595886), (57, 1427898), (102, 797943), (114, 713949), (153, 531962), (171, 475966), (306, 265981), (323, 251982), (342, 237983), (646, 125991), (969, 83994), (1938, 41997), (2907, 27998), (5814, 13999)]