17939404785

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{142699}}^1$

素因数の和:142770

約数の個数: 48

約数和(自身を含む): 31542408000

約数和(自身を除く): 13603003215

約数列:

[1, 3, 5, 15, 17, 29, 51, 85, 87, 145, 255, 289, 435, 493, 867, 1445, 1479, 2465, 4335, 7395, 8381, 25143, 41905, 125715, 142699, 428097, 713495, 2140485, 2425883, 4138271, 7277649, 12129415, 12414813, 20691355, 36388245, 41240011, 62074065, 70350607, 123720033, 206200055, 211051821, 351753035, 618600165, 1055259105, 1195960319, 3587880957, 5979801595, 17939404785]

約数ペア:

[(1, 17939404785), (3, 5979801595), (5, 3587880957), (15, 1195960319), (17, 1055259105), (29, 618600165), (51, 351753035), (85, 211051821), (87, 206200055), (145, 123720033), (255, 70350607), (289, 62074065), (435, 41240011), (493, 36388245), (867, 20691355), (1445, 12414813), (1479, 12129415), (2465, 7277649), (4335, 4138271), (7395, 2425883), (8381, 2140485), (25143, 713495), (41905, 428097), (125715, 142699)]