218686468

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{54617}}^1$

素因数の和:54652

約数の個数: 48

約数和(自身を含む): 513846144

約数和(自身を除く): 295159676

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 54617, 109234, 218468, 382319, 600787, 710021, 764638, 1201574, 1420042, 1529276, 2403148, 2840084, 4205509, 4970147, 7810231, 8411018, 9940294, 15620462, 16822036, 19880588, 31240924, 54671617, 109343234, 218686468]

約数ペア:

[(1, 218686468), (2, 109343234), (4, 54671617), (7, 31240924), (11, 19880588), (13, 16822036), (14, 15620462), (22, 9940294), (26, 8411018), (28, 7810231), (44, 4970147), (52, 4205509), (77, 2840084), (91, 2403148), (143, 1529276), (154, 1420042), (182, 1201574), (286, 764638), (308, 710021), (364, 600787), (572, 382319), (1001, 218468), (2002, 109234), (4004, 54617)]