81816168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{659}}^1\times {\mathrm{739}}^1$

素因数の和:1414

約数の個数: 64

約数和(自身を含む): 234432000

約数和(自身を除く): 152615832

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 659, 739, 1318, 1478, 1977, 2217, 2636, 2956, 3954, 4434, 4613, 5173, 5272, 5912, 7908, 8868, 9226, 10346, 13839, 15519, 15816, 17736, 18452, 20692, 27678, 31038, 36904, 41384, 55356, 62076, 110712, 124152, 487001, 974002, 1461003, 1948004, 2922006, 3409007, 3896008, 5844012, 6818014, 10227021, 11688024, 13636028, 20454042, 27272056, 40908084, 81816168]

約数ペア:

[(1, 81816168), (2, 40908084), (3, 27272056), (4, 20454042), (6, 13636028), (7, 11688024), (8, 10227021), (12, 6818014), (14, 5844012), (21, 3896008), (24, 3409007), (28, 2922006), (42, 1948004), (56, 1461003), (84, 974002), (168, 487001), (659, 124152), (739, 110712), (1318, 62076), (1478, 55356), (1977, 41384), (2217, 36904), (2636, 31038), (2956, 27678), (3954, 20692), (4434, 18452), (4613, 17736), (5173, 15816), (5272, 15519), (5912, 13839), (7908, 10346), (8868, 9226)]