155653947

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{1259}}^1$

素因数の和:1528

約数の個数: 32

約数和(自身を含む): 243936000

約数和(自身を除く): 88282053

約数列:

[1, 3, 9, 19, 27, 57, 171, 241, 513, 723, 1259, 2169, 3777, 4579, 6507, 11331, 13737, 23921, 33993, 41211, 71763, 123633, 215289, 303419, 645867, 910257, 2730771, 5764961, 8192313, 17294883, 51884649, 155653947]

約数ペア:

[(1, 155653947), (3, 51884649), (9, 17294883), (19, 8192313), (27, 5764961), (57, 2730771), (171, 910257), (241, 645867), (513, 303419), (723, 215289), (1259, 123633), (2169, 71763), (3777, 41211), (4579, 33993), (6507, 23921), (11331, 13737)]