31430035

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1031}}^1$

素因数の和:1123

約数の個数: 32

約数和(自身を含む): 47158272

約数和(自身を除く): 15728237

約数列:

[1, 5, 7, 13, 35, 65, 67, 91, 335, 455, 469, 871, 1031, 2345, 4355, 5155, 6097, 7217, 13403, 30485, 36085, 67015, 69077, 93821, 345385, 469105, 483539, 898001, 2417695, 4490005, 6286007, 31430035]

約数ペア:

[(1, 31430035), (5, 6286007), (7, 4490005), (13, 2417695), (35, 898001), (65, 483539), (67, 469105), (91, 345385), (335, 93821), (455, 69077), (469, 67015), (871, 36085), (1031, 30485), (2345, 13403), (4355, 7217), (5155, 6097)]