147809985

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{4231}}^1$

素因数の和:4393

約数の個数: 32

約数和(自身を含む): 252294912

約数和(自身を除く): 104484927

約数列:

[1, 3, 5, 15, 17, 51, 85, 137, 255, 411, 685, 2055, 2329, 4231, 6987, 11645, 12693, 21155, 34935, 63465, 71927, 215781, 359635, 579647, 1078905, 1738941, 2898235, 8694705, 9853999, 29561997, 49269995, 147809985]

約数ペア:

[(1, 147809985), (3, 49269995), (5, 29561997), (15, 9853999), (17, 8694705), (51, 2898235), (85, 1738941), (137, 1078905), (255, 579647), (411, 359635), (685, 215781), (2055, 71927), (2329, 63465), (4231, 34935), (6987, 21155), (11645, 12693)]