1608996844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{142591}}^1$

素因数の和:142646

約数の個数: 48

約数和(自身を含む): 3577348096

約数和(自身を除く): 1968351252

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 142591, 285182, 570364, 998137, 1853683, 1996274, 3707366, 3992548, 4420321, 7414732, 8840642, 12975781, 17681284, 25951562, 30942247, 51903124, 57464173, 61884494, 114928346, 123768988, 229856692, 402249211, 804498422, 1608996844]

約数ペア:

[(1, 1608996844), (2, 804498422), (4, 402249211), (7, 229856692), (13, 123768988), (14, 114928346), (26, 61884494), (28, 57464173), (31, 51903124), (52, 30942247), (62, 25951562), (91, 17681284), (124, 12975781), (182, 8840642), (217, 7414732), (364, 4420321), (403, 3992548), (434, 3707366), (806, 1996274), (868, 1853683), (1612, 998137), (2821, 570364), (5642, 285182), (11284, 142591)]