1720982703

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{577}}^1$

素因数の和:748

約数の個数: 64

約数和(自身を含む): 2716692480

約数和(自身を除く): 995709777

約数列:

[1, 3, 11, 19, 33, 57, 67, 71, 201, 209, 213, 577, 627, 737, 781, 1273, 1349, 1731, 2211, 2343, 3819, 4047, 4757, 6347, 10963, 14003, 14271, 14839, 19041, 32889, 38659, 40967, 42009, 44517, 52327, 90383, 115977, 120593, 122901, 156981, 271149, 361779, 425249, 450637, 734521, 778373, 994213, 1275747, 1351911, 2203563, 2335119, 2744789, 2982639, 8079731, 8234367, 8562103, 24239193, 25686309, 30192679, 52150991, 90578037, 156452973, 573660901, 1720982703]

約数ペア:

[(1, 1720982703), (3, 573660901), (11, 156452973), (19, 90578037), (33, 52150991), (57, 30192679), (67, 25686309), (71, 24239193), (201, 8562103), (209, 8234367), (213, 8079731), (577, 2982639), (627, 2744789), (737, 2335119), (781, 2203563), (1273, 1351911), (1349, 1275747), (1731, 994213), (2211, 778373), (2343, 734521), (3819, 450637), (4047, 425249), (4757, 361779), (6347, 271149), (10963, 156981), (14003, 122901), (14271, 120593), (14839, 115977), (19041, 90383), (32889, 52327), (38659, 44517), (40967, 42009)]