165504807

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 267915648

約数和(自身を除く): 102410841

約数列:

[1, 3, 9, 13, 39, 43, 67, 117, 129, 201, 387, 491, 559, 603, 871, 1473, 1677, 2613, 2881, 4419, 5031, 6383, 7839, 8643, 19149, 21113, 25929, 32897, 37453, 57447, 63339, 98691, 112359, 190017, 274469, 296073, 337077, 427661, 823407, 1282983, 1414571, 2470221, 3848949, 4243713, 12731139, 18389423, 55168269, 165504807]

約数ペア:

[(1, 165504807), (3, 55168269), (9, 18389423), (13, 12731139), (39, 4243713), (43, 3848949), (67, 2470221), (117, 1414571), (129, 1282983), (201, 823407), (387, 427661), (491, 337077), (559, 296073), (603, 274469), (871, 190017), (1473, 112359), (1677, 98691), (2613, 63339), (2881, 57447), (4419, 37453), (5031, 32897), (6383, 25929), (7839, 21113), (8643, 19149)]