2012171871

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:831

約数の個数: 32

約数和(自身を含む): 2772983808

約数和(自身を除く): 760811937

約数列:

[1, 3, 53, 127, 159, 251, 381, 397, 753, 1191, 6731, 13303, 20193, 21041, 31877, 39909, 50419, 63123, 95631, 99647, 151257, 298941, 1689481, 2672207, 5068443, 5281291, 8016621, 12655169, 15843873, 37965507, 670723957, 2012171871]

約数ペア:

[(1, 2012171871), (3, 670723957), (53, 37965507), (127, 15843873), (159, 12655169), (251, 8016621), (381, 5281291), (397, 5068443), (753, 2672207), (1191, 1689481), (6731, 298941), (13303, 151257), (20193, 99647), (21041, 95631), (31877, 63123), (39909, 50419)]