1389590965

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{75337}}^1$

素因数の和:75397

約数の個数: 32

約数和(自身を含む): 2082945024

約数和(自身を除く): 693354059

約数列:

[1, 5, 7, 17, 31, 35, 85, 119, 155, 217, 527, 595, 1085, 2635, 3689, 18445, 75337, 376685, 527359, 1280729, 2335447, 2636795, 6403645, 8965103, 11677235, 16348129, 39702599, 44825515, 81740645, 198512995, 277918193, 1389590965]

約数ペア:

[(1, 1389590965), (5, 277918193), (7, 198512995), (17, 81740645), (31, 44825515), (35, 39702599), (85, 16348129), (119, 11677235), (155, 8965103), (217, 6403645), (527, 2636795), (595, 2335447), (1085, 1280729), (2635, 527359), (3689, 376685), (18445, 75337)]