1260987

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:203

約数の個数: 32

約数和(自身を含む): 2150400

約数和(自身を除く): 889413

約数列:

[1, 3, 7, 13, 21, 31, 39, 91, 93, 149, 217, 273, 403, 447, 651, 1043, 1209, 1937, 2821, 3129, 4619, 5811, 8463, 13559, 13857, 32333, 40677, 60047, 96999, 180141, 420329, 1260987]

約数ペア:

[(1, 1260987), (3, 420329), (7, 180141), (13, 96999), (21, 60047), (31, 40677), (39, 32333), (91, 13857), (93, 13559), (149, 8463), (217, 5811), (273, 4619), (403, 3129), (447, 2821), (651, 1937), (1043, 1209)]