20131155

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{607}}^1$

素因数の和:696

約数の個数: 48

約数和(自身を含む): 38697984

約数和(自身を除く): 18566829

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 67, 99, 165, 201, 335, 495, 603, 607, 737, 1005, 1821, 2211, 3015, 3035, 3685, 5463, 6633, 6677, 9105, 11055, 20031, 27315, 33165, 33385, 40669, 60093, 100155, 122007, 203345, 300465, 366021, 447359, 610035, 1342077, 1830105, 2236795, 4026231, 6710385, 20131155]

約数ペア:

[(1, 20131155), (3, 6710385), (5, 4026231), (9, 2236795), (11, 1830105), (15, 1342077), (33, 610035), (45, 447359), (55, 366021), (67, 300465), (99, 203345), (165, 122007), (201, 100155), (335, 60093), (495, 40669), (603, 33385), (607, 33165), (737, 27315), (1005, 20031), (1821, 11055), (2211, 9105), (3015, 6677), (3035, 6633), (3685, 5463)]