642332548

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{15383}}^1$

素因数の和:15484

約数の個数: 48

約数和(自身を含む): 1338777216

約数和(自身を除く): 696444668

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 73, 143, 146, 286, 292, 572, 803, 949, 1606, 1898, 3212, 3796, 10439, 15383, 20878, 30766, 41756, 61532, 169213, 199979, 338426, 399958, 676852, 799916, 1122959, 2199769, 2245918, 4399538, 4491836, 8799076, 12352549, 14598467, 24705098, 29196934, 49410196, 58393868, 160583137, 321166274, 642332548]

約数ペア:

[(1, 642332548), (2, 321166274), (4, 160583137), (11, 58393868), (13, 49410196), (22, 29196934), (26, 24705098), (44, 14598467), (52, 12352549), (73, 8799076), (143, 4491836), (146, 4399538), (286, 2245918), (292, 2199769), (572, 1122959), (803, 799916), (949, 676852), (1606, 399958), (1898, 338426), (3212, 199979), (3796, 169213), (10439, 61532), (15383, 41756), (20878, 30766)]