206749767

素因数分解:

$3^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1$

素因数の和:317

約数の個数: 64

約数和(自身を含む): 348364800

約数和(自身を除く): 141615033

約数列:

[1, 3, 7, 17, 21, 49, 51, 53, 119, 147, 159, 223, 343, 357, 371, 669, 833, 901, 1029, 1113, 1561, 2499, 2597, 2703, 3791, 4683, 5831, 6307, 7791, 10927, 11373, 11819, 17493, 18179, 18921, 26537, 32781, 35457, 44149, 54537, 76489, 79611, 82733, 132447, 185759, 200923, 229467, 248199, 309043, 557277, 579131, 602769, 927129, 1300313, 1406461, 1737393, 3900939, 4053917, 4219383, 9845227, 12161751, 29535681, 68916589, 206749767]

約数ペア:

[(1, 206749767), (3, 68916589), (7, 29535681), (17, 12161751), (21, 9845227), (49, 4219383), (51, 4053917), (53, 3900939), (119, 1737393), (147, 1406461), (159, 1300313), (223, 927129), (343, 602769), (357, 579131), (371, 557277), (669, 309043), (833, 248199), (901, 229467), (1029, 200923), (1113, 185759), (1561, 132447), (2499, 82733), (2597, 79611), (2703, 76489), (3791, 54537), (4683, 44149), (5831, 35457), (6307, 32781), (7791, 26537), (10927, 18921), (11373, 18179), (11819, 17493)]