1284652278

素因数分解:

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

素因数の和:261458

約数の個数: 64

約数和(自身を含む): 3513592320

約数和(自身を除く): 2228940042

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 261427, 522854, 784281, 1568562, 1829989, 2352843, 3398551, 3659978, 4705686, 5489967, 6797102, 7058529, 10195653, 10979934, 14117058, 16469901, 20391306, 23789857, 30586959, 32939802, 47579714, 49409703, 61173918, 71369571, 91760877, 98819406, 142739142, 183521754, 214108713, 428217426, 642326139, 1284652278]

約数ペア:

[(1, 1284652278), (2, 642326139), (3, 428217426), (6, 214108713), (7, 183521754), (9, 142739142), (13, 98819406), (14, 91760877), (18, 71369571), (21, 61173918), (26, 49409703), (27, 47579714), (39, 32939802), (42, 30586959), (54, 23789857), (63, 20391306), (78, 16469901), (91, 14117058), (117, 10979934), (126, 10195653), (182, 7058529), (189, 6797102), (234, 5489967), (273, 4705686), (351, 3659978), (378, 3398551), (546, 2352843), (702, 1829989), (819, 1568562), (1638, 784281), (2457, 522854), (4914, 261427)]