285478284

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{261427}}^1$

素因数の和:261454

約数の個数: 48

約数和(自身を含む): 819838208

約数和(自身を除く): 534359924

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 261427, 522854, 784281, 1045708, 1568562, 1829989, 3137124, 3398551, 3659978, 5489967, 6797102, 7319956, 10195653, 10979934, 13594204, 20391306, 21959868, 23789857, 40782612, 47579714, 71369571, 95159428, 142739142, 285478284]

約数ペア:

[(1, 285478284), (2, 142739142), (3, 95159428), (4, 71369571), (6, 47579714), (7, 40782612), (12, 23789857), (13, 21959868), (14, 20391306), (21, 13594204), (26, 10979934), (28, 10195653), (39, 7319956), (42, 6797102), (52, 5489967), (78, 3659978), (84, 3398551), (91, 3137124), (156, 1829989), (182, 1568562), (273, 1045708), (364, 784281), (546, 522854), (1092, 261427)]