804520665

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{80897}}^1$

素因数の和:80938

約数の個数: 48

約数和(自身を含む): 1590131088

約数和(自身を除く): 785610423

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 585, 663, 765, 1105, 1989, 3315, 9945, 80897, 242691, 404485, 728073, 1051661, 1213455, 1375249, 3154983, 3640365, 4125747, 5258305, 6876245, 9464949, 12377241, 15774915, 17878237, 20628735, 47324745, 53634711, 61886205, 89391185, 160904133, 268173555, 804520665]

約数ペア:

[(1, 804520665), (3, 268173555), (5, 160904133), (9, 89391185), (13, 61886205), (15, 53634711), (17, 47324745), (39, 20628735), (45, 17878237), (51, 15774915), (65, 12377241), (85, 9464949), (117, 6876245), (153, 5258305), (195, 4125747), (221, 3640365), (255, 3154983), (585, 1375249), (663, 1213455), (765, 1051661), (1105, 728073), (1989, 404485), (3315, 242691), (9945, 80897)]