142959971

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:232

約数の個数: 48

約数和(自身を含む): 194584320

約数和(自身を除く): 51624349

約数列:

[1, 7, 11, 19, 37, 77, 133, 139, 209, 259, 361, 407, 703, 973, 1463, 1529, 2527, 2641, 2849, 3971, 4921, 5143, 7733, 10703, 13357, 18487, 27797, 29051, 36001, 50179, 54131, 56573, 93499, 97717, 146927, 203357, 351253, 396011, 551969, 684019, 1028489, 1074887, 1856623, 3863783, 7524209, 12996361, 20422853, 142959971]

約数ペア:

[(1, 142959971), (7, 20422853), (11, 12996361), (19, 7524209), (37, 3863783), (77, 1856623), (133, 1074887), (139, 1028489), (209, 684019), (259, 551969), (361, 396011), (407, 351253), (703, 203357), (973, 146927), (1463, 97717), (1529, 93499), (2527, 56573), (2641, 54131), (2849, 50179), (3971, 36001), (4921, 29051), (5143, 27797), (7733, 18487), (10703, 13357)]