820888978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{30271}}^1$

素因数の和:30442

約数の個数: 32

約数和(自身を含む): 1525708800

約数和(自身を除く): 704819822

約数列:

[1, 2, 7, 13, 14, 26, 91, 149, 182, 298, 1043, 1937, 2086, 3874, 13559, 27118, 30271, 60542, 211897, 393523, 423794, 787046, 2754661, 4510379, 5509322, 9020758, 31572653, 58634927, 63145306, 117269854, 410444489, 820888978]

約数ペア:

[(1, 820888978), (2, 410444489), (7, 117269854), (13, 63145306), (14, 58634927), (26, 31572653), (91, 9020758), (149, 5509322), (182, 4510379), (298, 2754661), (1043, 787046), (1937, 423794), (2086, 393523), (3874, 211897), (13559, 60542), (27118, 30271)]