494742248

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61781}}^1$

素因数の和:61818

約数の個数: 64

約数和(自身を含む): 1245525120

約数和(自身を除く): 750782872

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 4004, 8008, 61781, 123562, 247124, 432467, 494248, 679591, 803153, 864934, 1359182, 1606306, 1729868, 2718364, 3212612, 3459736, 4757137, 5436728, 5622071, 6425224, 8834683, 9514274, 11244142, 17669366, 19028548, 22488284, 35338732, 38057096, 44976568, 61842781, 70677464, 123685562, 247371124, 494742248]

約数ペア:

[(1, 494742248), (2, 247371124), (4, 123685562), (7, 70677464), (8, 61842781), (11, 44976568), (13, 38057096), (14, 35338732), (22, 22488284), (26, 19028548), (28, 17669366), (44, 11244142), (52, 9514274), (56, 8834683), (77, 6425224), (88, 5622071), (91, 5436728), (104, 4757137), (143, 3459736), (154, 3212612), (182, 2718364), (286, 1729868), (308, 1606306), (364, 1359182), (572, 864934), (616, 803153), (728, 679591), (1001, 494248), (1144, 432467), (2002, 247124), (4004, 123562), (8008, 61781)]