644452368

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{1918013}}^1$

素因数の和:1918031

約数の個数: 40

約数和(自身を含む): 1902669888

約数和(自身を除く): 1258217520

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 1918013, 3836026, 5754039, 7672052, 11508078, 13426091, 15344104, 23016156, 26852182, 30688208, 40278273, 46032312, 53704364, 80556546, 92064624, 107408728, 161113092, 214817456, 322226184, 644452368]

約数ペア:

[(1, 644452368), (2, 322226184), (3, 214817456), (4, 161113092), (6, 107408728), (7, 92064624), (8, 80556546), (12, 53704364), (14, 46032312), (16, 40278273), (21, 30688208), (24, 26852182), (28, 23016156), (42, 15344104), (48, 13426091), (56, 11508078), (84, 7672052), (112, 5754039), (168, 3836026), (336, 1918013)]