31107705

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{2837}}^1$

素因数の和:2905

約数の個数: 32

約数和(自身を含む): 53944704

約数和(自身を除く): 22836999

約数列:

[1, 3, 5, 15, 17, 43, 51, 85, 129, 215, 255, 645, 731, 2193, 2837, 3655, 8511, 10965, 14185, 42555, 48229, 121991, 144687, 241145, 365973, 609955, 723435, 1829865, 2073847, 6221541, 10369235, 31107705]

約数ペア:

[(1, 31107705), (3, 10369235), (5, 6221541), (15, 2073847), (17, 1829865), (43, 723435), (51, 609955), (85, 365973), (129, 241145), (215, 144687), (255, 121991), (645, 48229), (731, 42555), (2193, 14185), (2837, 10965), (3655, 8511)]