1880854563

素因数分解:

$3^1\times 7^6\times {\mathrm{73}}^2$

素因数の和:191

約数の個数: 42

約数和(自身を含む): 2966398284

約数和(自身を除く): 1085543721

約数列:

[1, 3, 7, 21, 49, 73, 147, 219, 343, 511, 1029, 1533, 2401, 3577, 5329, 7203, 10731, 15987, 16807, 25039, 37303, 50421, 75117, 111909, 117649, 175273, 261121, 352947, 525819, 783363, 1226911, 1827847, 3680733, 5483541, 8588377, 12794929, 25765131, 38384787, 89564503, 268693509, 626951521, 1880854563]

約数ペア:

[(1, 1880854563), (3, 626951521), (7, 268693509), (21, 89564503), (49, 38384787), (73, 25765131), (147, 12794929), (219, 8588377), (343, 5483541), (511, 3680733), (1029, 1827847), (1533, 1226911), (2401, 783363), (3577, 525819), (5329, 352947), (7203, 261121), (10731, 175273), (15987, 117649), (16807, 111909), (25039, 75117), (37303, 50421)]