221473564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{2677}}^1$

素因数の和:2774

約数の個数: 48

約数和(自身を含む): 438806368

約数和(自身を除く): 217332804

約数列:

[1, 2, 4, 13, 26, 37, 43, 52, 74, 86, 148, 172, 481, 559, 962, 1118, 1591, 1924, 2236, 2677, 3182, 5354, 6364, 10708, 20683, 34801, 41366, 69602, 82732, 99049, 115111, 139204, 198098, 230222, 396196, 460444, 1287637, 1496443, 2575274, 2992886, 4259107, 5150548, 5985772, 8518214, 17036428, 55368391, 110736782, 221473564]

約数ペア:

[(1, 221473564), (2, 110736782), (4, 55368391), (13, 17036428), (26, 8518214), (37, 5985772), (43, 5150548), (52, 4259107), (74, 2992886), (86, 2575274), (148, 1496443), (172, 1287637), (481, 460444), (559, 396196), (962, 230222), (1118, 198098), (1591, 139204), (1924, 115111), (2236, 99049), (2677, 82732), (3182, 69602), (5354, 41366), (6364, 34801), (10708, 20683)]