689313548

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{42227}}^1$

素因数の和:42302

約数の個数: 48

約数和(自身を含む): 1532369664

約数和(自身を除く): 843056116

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 154, 212, 308, 371, 583, 742, 1166, 1484, 2332, 4081, 8162, 16324, 42227, 84454, 168908, 295589, 464497, 591178, 928994, 1182356, 1857988, 2238031, 3251479, 4476062, 6502958, 8952124, 13005916, 15666217, 24618341, 31332434, 49236682, 62664868, 98473364, 172328387, 344656774, 689313548]

約数ペア:

[(1, 689313548), (2, 344656774), (4, 172328387), (7, 98473364), (11, 62664868), (14, 49236682), (22, 31332434), (28, 24618341), (44, 15666217), (53, 13005916), (77, 8952124), (106, 6502958), (154, 4476062), (212, 3251479), (308, 2238031), (371, 1857988), (583, 1182356), (742, 928994), (1166, 591178), (1484, 464497), (2332, 295589), (4081, 168908), (8162, 84454), (16324, 42227)]