51381198

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:822

約数の個数: 72

約数和(自身を含む): 126479808

約数和(自身を除く): 75098610

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 99, 121, 186, 198, 242, 279, 341, 363, 558, 682, 726, 761, 1023, 1089, 1522, 2046, 2178, 2283, 3069, 3751, 4566, 6138, 6849, 7502, 8371, 11253, 13698, 16742, 22506, 23591, 25113, 33759, 47182, 50226, 67518, 70773, 75339, 92081, 141546, 150678, 184162, 212319, 259501, 276243, 424638, 519002, 552486, 778503, 828729, 1557006, 1657458, 2335509, 2854511, 4671018, 5709022, 8563533, 17127066, 25690599, 51381198]

約数ペア:

[(1, 51381198), (2, 25690599), (3, 17127066), (6, 8563533), (9, 5709022), (11, 4671018), (18, 2854511), (22, 2335509), (31, 1657458), (33, 1557006), (62, 828729), (66, 778503), (93, 552486), (99, 519002), (121, 424638), (186, 276243), (198, 259501), (242, 212319), (279, 184162), (341, 150678), (363, 141546), (558, 92081), (682, 75339), (726, 70773), (761, 67518), (1023, 50226), (1089, 47182), (1522, 33759), (2046, 25113), (2178, 23591), (2283, 22506), (3069, 16742), (3751, 13698), (4566, 11253), (6138, 8371), (6849, 7502)]