199450218

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{1373}}^1$

素因数の和:1491

約数の個数: 64

約数和(自身を含む): 455860224

約数和(自身を除く): 256410006

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 71, 93, 142, 186, 213, 341, 426, 682, 781, 1023, 1373, 1562, 2046, 2201, 2343, 2746, 4119, 4402, 4686, 6603, 8238, 13206, 15103, 24211, 30206, 42563, 45309, 48422, 72633, 85126, 90618, 97483, 127689, 145266, 194966, 255378, 292449, 468193, 584898, 936386, 1072313, 1404579, 2144626, 2809158, 3021973, 3216939, 6043946, 6433878, 9065919, 18131838, 33241703, 66483406, 99725109, 199450218]

約数ペア:

[(1, 199450218), (2, 99725109), (3, 66483406), (6, 33241703), (11, 18131838), (22, 9065919), (31, 6433878), (33, 6043946), (62, 3216939), (66, 3021973), (71, 2809158), (93, 2144626), (142, 1404579), (186, 1072313), (213, 936386), (341, 584898), (426, 468193), (682, 292449), (781, 255378), (1023, 194966), (1373, 145266), (1562, 127689), (2046, 97483), (2201, 90618), (2343, 85126), (2746, 72633), (4119, 48422), (4402, 45309), (4686, 42563), (6603, 30206), (8238, 24211), (13206, 15103)]