81358536

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{1787}}^1$

素因数の和:2074

約数の個数: 64

約数和(自身を含む): 233441280

約数和(自身を除く): 152082744

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 271, 542, 813, 1084, 1626, 1787, 1897, 2168, 3252, 3574, 3794, 5361, 5691, 6504, 7148, 7588, 10722, 11382, 12509, 14296, 15176, 21444, 22764, 25018, 37527, 42888, 45528, 50036, 75054, 100072, 150108, 300216, 484277, 968554, 1452831, 1937108, 2905662, 3389939, 3874216, 5811324, 6779878, 10169817, 11622648, 13559756, 20339634, 27119512, 40679268, 81358536]

約数ペア:

[(1, 81358536), (2, 40679268), (3, 27119512), (4, 20339634), (6, 13559756), (7, 11622648), (8, 10169817), (12, 6779878), (14, 5811324), (21, 3874216), (24, 3389939), (28, 2905662), (42, 1937108), (56, 1452831), (84, 968554), (168, 484277), (271, 300216), (542, 150108), (813, 100072), (1084, 75054), (1626, 50036), (1787, 45528), (1897, 42888), (2168, 37527), (3252, 25018), (3574, 22764), (3794, 21444), (5361, 15176), (5691, 14296), (6504, 12509), (7148, 11382), (7588, 10722)]