129638175

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^2\times {\mathrm{5981}}^1$

素因数の和:6028

約数の個数: 36

約数和(自身を含む): 227722776

約数和(自身を除く): 98084601

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 289, 425, 867, 1275, 1445, 4335, 5981, 7225, 17943, 21675, 29905, 89715, 101677, 149525, 305031, 448575, 508385, 1525155, 1728509, 2541925, 5185527, 7625775, 8642545, 25927635, 43212725, 129638175]

約数ペア:

[(1, 129638175), (3, 43212725), (5, 25927635), (15, 8642545), (17, 7625775), (25, 5185527), (51, 2541925), (75, 1728509), (85, 1525155), (255, 508385), (289, 448575), (425, 305031), (867, 149525), (1275, 101677), (1445, 89715), (4335, 29905), (5981, 21675), (7225, 17943)]