211345368

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{1609}}^1$

素因数の和:2052

約数の個数: 64

約数和(自身を含む): 570712800

約数和(自身を除く): 359367432

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 421, 842, 1263, 1609, 1684, 2526, 3218, 3368, 4827, 5052, 5473, 6436, 9654, 10104, 10946, 12872, 16419, 19308, 20917, 21892, 32838, 38616, 41834, 43784, 62751, 65676, 83668, 125502, 131352, 167336, 251004, 502008, 677389, 1354778, 2032167, 2709556, 4064334, 5419112, 8128668, 8806057, 16257336, 17612114, 26418171, 35224228, 52836342, 70448456, 105672684, 211345368]

約数ペア:

[(1, 211345368), (2, 105672684), (3, 70448456), (4, 52836342), (6, 35224228), (8, 26418171), (12, 17612114), (13, 16257336), (24, 8806057), (26, 8128668), (39, 5419112), (52, 4064334), (78, 2709556), (104, 2032167), (156, 1354778), (312, 677389), (421, 502008), (842, 251004), (1263, 167336), (1609, 131352), (1684, 125502), (2526, 83668), (3218, 65676), (3368, 62751), (4827, 43784), (5052, 41834), (5473, 38616), (6436, 32838), (9654, 21892), (10104, 20917), (10946, 19308), (12872, 16419)]