400582

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 32

約数和(自身を含む): 774144

約数和(自身を除く): 373562

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 71, 91, 142, 182, 217, 403, 434, 497, 806, 923, 994, 1846, 2201, 2821, 4402, 5642, 6461, 12922, 15407, 28613, 30814, 57226, 200291, 400582]

約数ペア:

[(1, 400582), (2, 200291), (7, 57226), (13, 30814), (14, 28613), (26, 15407), (31, 12922), (62, 6461), (71, 5642), (91, 4402), (142, 2821), (182, 2201), (217, 1846), (403, 994), (434, 923), (497, 806)]