1881673378

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:540

約数の個数: 64

約数和(自身を含む): 3272290560

約数和(自身を除く): 1390617182

約数列:

[1, 2, 13, 23, 26, 43, 46, 86, 169, 299, 338, 433, 559, 598, 866, 989, 1118, 1978, 2197, 3887, 4394, 5629, 7267, 7774, 9959, 11258, 12857, 14534, 18619, 19918, 25714, 37238, 50531, 73177, 94471, 101062, 129467, 146354, 167141, 188942, 242047, 258934, 334282, 428237, 484094, 856474, 951301, 1683071, 1902602, 2172833, 3146611, 3366142, 4345666, 5567081, 6293222, 11134162, 21879923, 40905943, 43759846, 72372053, 81811886, 144744106, 940836689, 1881673378]

約数ペア:

[(1, 1881673378), (2, 940836689), (13, 144744106), (23, 81811886), (26, 72372053), (43, 43759846), (46, 40905943), (86, 21879923), (169, 11134162), (299, 6293222), (338, 5567081), (433, 4345666), (559, 3366142), (598, 3146611), (866, 2172833), (989, 1902602), (1118, 1683071), (1978, 951301), (2197, 856474), (3887, 484094), (4394, 428237), (5629, 334282), (7267, 258934), (7774, 242047), (9959, 188942), (11258, 167141), (12857, 146354), (14534, 129467), (18619, 101062), (19918, 94471), (25714, 73177), (37238, 50531)]