308153855

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{439}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 395366400

約数和(自身を除く): 87212545

約数列:

[1, 5, 29, 47, 103, 145, 235, 439, 515, 1363, 2195, 2987, 4841, 6815, 12731, 14935, 20633, 24205, 45217, 63655, 103165, 140389, 226085, 598357, 701945, 1311293, 2125199, 2991785, 6556465, 10625995, 61630771, 308153855]

約数ペア:

[(1, 308153855), (5, 61630771), (29, 10625995), (47, 6556465), (103, 2991785), (145, 2125199), (235, 1311293), (439, 701945), (515, 598357), (1363, 226085), (2195, 140389), (2987, 103165), (4841, 63655), (6815, 45217), (12731, 24205), (14935, 20633)]